vineri, 15 mai 2026

Castanul sălbatic (Aesculus hippocastanum)

 



Primăvara aduce în orașe „lumânările” albe ale castanilor sălbatici, iar parcurile se umplu de parfum și polenizatori. Dar în spatele acestei înfloriri spectaculoase se ascunde o poveste mult mai veche decât pare.

Origine și evoluție: Genul Aesculus provine din pădurile calde ale Asiei de Est. Studiile paleobotanice arată că strămoșii săi existau deja la limita Cretacic–Paleogen (~65 milioane de ani). De acolo, grupul s-a răspândit spre America de Nord și Europa. Specia europeană, Aesculus hippocastanum, este un relict balcanic: a ajuns în Europa în Paleogen și a supraviețuit în refugii montane în timpul marilor răciri climatice ale Pleistocenului.

Înregistrările fosile ale genului Aesculus sunt apar sub formă de frunze palmato lobate și fructe cu semințe mari, lucioase, foarte asemănătoare celor actuale. Acestea confirmă că arborele pe care îl vedem azi în parcuri are rădăcini evolutive adânci, întinse pe mai multe continente.

Proprietăți terapeutice: Castanul sălbatic este valoros în fitoterapie. Semințele, scoarța și florile conțin esculină, flavonoide, taninuri și saponozide triterpenice, cu următoarele efecte benefice: antiinflamatoare, antiedematoase, vasoprotectoare; circulația venoasă.

Este folosit în creme și extracte pentru picioare grele, varice și edeme — însă nu se consumă intern fără recomandare medicală, deoarece semințele sunt toxice în stare naturală.
 
Horse Chestnut (Aesculus hippocastanum)—a spectacular tree with a history stretching back tens of millions of years.
Every spring, cities fill with the white “candles” of flowering horse chestnuts, and parks become alive with fragrance and pollinators. Yet behind this spectacular bloom lies a story far older than it appears.

Origin and evolution: The genus Aesculus originates from the warm forests of East Asia. Paleobotanical studies show that its ancestors already existed at the Cretaceous–Paleogene boundary (~65 million years ago). From there, the group spread toward North America and Europe.

The European species, Aesculus hippocastanum, is a Balkan relict: it reached Europe during the Paleogene and survived in mountain refugia through the major climatic cooling events of the Pleistocene.

Fossil record: Fossils of Aesculus appear as palmately lobed leaves and fruits with large, glossy seeds, very similar to those of modern species. These fossils confirm that the tree we see today in parks has deep evolutionary roots spread across multiple continents.

Therapeutic properties: Horse chestnut is valued in phytotherapy. Its seeds, bark, and flowers contain esculin, flavonoids, tannins, and triterpenic saponosides, with beneficial effects on the following: venous circulation, inflammation, edema reduction, vascular protection.

It is used in creams and extracts for heavy legs, varicose veins, and edema—but should not be consumed internally without medical supervision, as the seeds are toxic in their natural state.
 
 
 

O nouă monedă comemorativă din Estonia - 15.05.2026

 Utilizați butonul de Translate din dreapta pagini pentru traducere.

Commemorative €2 coins are usually dedicated to historical anniversaries, illustrious figures, or major national events. That's why Estonia's new proposal for 2026 is particularly surprising: a coin dedicated to Sipsik, a children's character who has been a part of the lives of generations of Estonian children for decades. A unique issue, imbued with nostalgia and deeply connected to the popular culture of the Baltic country.

The Estonian Mint (Eesti Pank) has officially announced that this new 2 euro coin will enter circulation on June 5, 2026. The coin will be dedicated to Sipsik, the main character in a popular children's book series created by author Eno Raud and illustrated by Edgar Valter, considered a classic of Estonian children's literature.


Although he may be relatively unknown outside of Estonia, Sipsik holds a very special place in the country's collective memory. The character first appeared in 1962 and has since been a companion to several generations of children. In the original stories, the doll was made by a boy named Mart for his sister Anu, but it eventually comes to life and embarks on numerous adventures with her. For many Estonians, Sipsik represents more than just a literary character: he symbolizes childhood, imagination, and the discovery of reading.

This emotional component appears to have been key to this issue. According to the Estonian central bank, Sipsik has inspired a love of books in tens of thousands of children for decades. It is no coincidence that Estonia, a country very proud of its literary and educational tradition, has decided to feature this character on a coin intended for circulation throughout the eurozone.

The coin's design features the popular children's character in his signature handcrafted style. It's a highly recognizable image for any Estonian and quite different from what is typically seen on European commemorative coins. In fact, the coin is already generating considerable buzz among international collectors for its lighthearted and unconventional style.

The issue will consist of a mintage of one million coins intended for circulation, a typical figure for recent Estonian issues. In addition, 8,500 numismatic cards in Brilliant Uncirculated (BU) condition will be available for purchase in Estonia at an official price of €12.40. The coins and coin cards will be available from June 5th. The coins were minted by the Lithuanian Mint.

Interestingly, this isn't the first time Estonia has focused on themes closely tied to its recent cultural identity. In recent years, the Baltic nation has dedicated 2-euro coins to national symbols such as the swallow, the cornflower, and the wolf, as well as themes related to Estonian literature and language. The Sipsik issue clearly continues this trend of coins closely linked to the country's emotional and cultural identity.


Coin characteristics

Feature Detail

Country Estonia
Face value 2 euros
Year 2026
Reason Sipsik
Date of issue June 5, 2026
Print run 1,000,000 coins
Coincard BU 8,500 units
Coincard price 12.40 euros
Mint Lithuanian Mint
Guy Circulating commemorative coin



For many Spanish collectors, this coin will likely be one of the most unusual and distinctive designs in the entire 2026 euro program. It's an issue that demonstrates how coins can also serve to preserve figures, memories, and emotions shared by entire generations.



Commemorative 2 euro coins 2026

Estonian commemorative 2 euro coins

 

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Noi monede comemorative din Canada - 15.05.2026

Utilizați butonul de Translate din dreapta pagini pentru traducere.

The Royal Canadian Mint has issued a new Canadian one-dollar coin dedicated to the 2026 FIFA World Cup, a historic event for Canada, which will co-host the tournament with the United States and Mexico. The coin also commemorates an unprecedented event: it will be the first time a men's FIFA World Cup is co-hosted by three countries. 


The coin began circulating on May 14, 2026, and comes in two different versions: a conventional one and a colored one. A total of three million coins have been minted, two million of which are the colored version. 


The reverse side, designed by Canadian artist Glen Green, revolves around the official “FIFA26 CAN” mosaic, built around a maple leaf, one of Canada’s great national symbols. In the colored version, small squares in shades of red and orange add dynamism to the design and evoke the unity of millions of fans around football. 


On the left is the official emblem of the 2026 FIFA World Cup, while on the right is a depiction of a ball in motion. Below it are the names of Toronto and Vancouver, the two Canadian cities that will host matches of the tournament. The entire design is surrounded by the bilingual inscriptions “FIFA WORLD CUP 26” and “COUPE DU MONDE DE LA FIFA 26”. 


The obverse features the effigy of King Charles III, created by the artist Steven Rosati. This coin joins the collection of coins issued during the early years of the new reign and is also one of Canada's major recent sports issues.

The coin comes at a time of enormous anticipation for Canadian soccer. Between June 11 and July 19, 2026, Toronto and Vancouver will host a total of 13 World Cup matches, including games for the Canadian men's national team, which will play matches in both host cities.

Beyond its function as circulating currency, this issue seeks to capture the atmosphere surrounding the biggest football event on the planet. The design aims to convey movement, celebration, and collective feeling, transforming a simple dollar coin into a memento of one of the most important sporting events in the country's recent history.


Coin characteristics

Feature Detail
 

Country Canada
Face value 1 dollar
Year 2026
Reason 2026 FIFA World Cup
Issuing entity Royal Canadian Mint
Reverse designer Glen Green
Front design Steven Rosati
Versions Conventional and colored
Total print run 3,000,000 coins
Colored print 2,000,000 coins
Date of issue May 14, 2026


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joi, 14 mai 2026

𝐒𝐚𝐥𝐨𝐧𝐮𝐥 𝐍𝐚ț𝐢𝐨𝐧𝐚𝐥 𝐝𝐞 𝐌𝐢𝐧𝐞𝐫𝐚𝐥𝐞, 𝐅𝐨𝐬𝐢𝐥𝐞 ș𝐢 𝐆𝐞𝐦𝐞 – 𝐞𝐝𝐢ț𝐢𝐚 𝐚 𝐗𝐈𝐗-𝐚

 



În acest weekend, te invităm în inima Cetății Băniei, la un adevărat regal de culoare, eleganță și frumusețe naturală! 

Craiova găzduiește 𝐒𝐚𝐥𝐨𝐧𝐮𝐥 𝐍𝐚ț𝐢𝐨𝐧𝐚𝐥 𝐝𝐞 𝐌𝐢𝐧𝐞𝐫𝐚𝐥𝐞, 𝐅𝐨𝐬𝐢𝐥𝐞 ș𝐢 𝐆𝐞𝐦𝐞 – 𝐞𝐝𝐢ț𝐢𝐚 𝐚 𝐗𝐈𝐗-𝐚, un eveniment cultural spectaculos organizat de Muzeul Olteniei - prin Secția de Științele Naturii, în 𝐩𝐞𝐫𝐢𝐨𝐚𝐝𝐚 𝟏𝟓-𝟏𝟕 𝐦𝐚𝐢 𝟐𝟎𝟐𝟔, 𝐩𝐞 𝐄𝐬𝐩𝐥𝐚𝐧𝐚𝐝𝐚 𝐓𝐞𝐚𝐭𝐫𝐮𝐥𝐮𝐢 𝐍𝐚ț𝐢𝐨𝐧𝐚𝐥 „𝐌𝐚𝐫𝐢𝐧 𝐒𝐨𝐫𝐞𝐬𝐜𝐮” 𝐝𝐢𝐧 𝐂𝐫𝐚𝐢𝐨𝐯𝐚. 

Evenimentul de prestigiu este posibil datorită implicării, susținerii și eforturilor constante ale Consiliului Județean Dolj și parteneriatului valoros al Primăriei Municipiului Craiova și al Consiliului Local, instituții esențiale care contribuie permanent la dezvoltarea și promovarea vieții culturale a Băniei!

Craiovenii sunt invitați să admire, într-o adevărată expoziție în aer liber, colecții impresionante de cristale, fosile rare, pietre semiprețioase și prețioase, bijuterii handmade, coliere strălucitoare, brățări, broșe și cercei - din rubin, safir, jad, chihlimbar, piatra lunii și multe alte comori ale naturii.

Specialiști, colecționari și expozanți din întreaga țară vor transforma Craiova într-un punct de atracție pentru toți iubitorii de frumos și mistere ale pământului, într-un eveniment unde rigoarea științei întâlnește eleganța absolută a naturii.
Vă propunem așadar, o incursiune într-un univers cromatic fascinant, unde frumusețea brută a cristalelor și perfecțiunea bijuteriilor șlefuite manual creează un tablou de neuitat.

Programul evenimentului cultural:
Vineri, 15 mai – deschiderea oficială la ora 12:00;
Sâmbătă & Duminică – 09:00 - 19:00.

Așa că, hai la 𝐒𝐚𝐥𝐨𝐧𝐮𝐥 𝐍𝐚ț𝐢𝐨𝐧𝐚𝐥 𝐝𝐞 𝐌𝐢𝐧𝐞𝐫𝐚𝐥𝐞, 𝐅𝐨𝐬𝐢𝐥𝐞 ș𝐢 𝐆𝐞𝐦𝐞 ca să petrecem un weekend special în Cetatea Băniei! 

Vă așteaptă un eveniment fascinant, potrivit pentru toate vârstele!
 
 
 
 
Sursa informațiilor Muzeul Olteniei.

Noi bancnote de pe mapamond CCCXXXXVIII - 14.05.2026

 I. 200 peso Mexic


 Sursa: https://banknotenews.com/?p=50084

II. 500 peso Mexic


 Sursa: https://banknotenews.com/?p=50087

III. 500 peso Africa de Vest - Mali



 Sursa: https://banknotenews.com/?p=50093

IV. 1.000 franci Africa de Vest - Benin



 Sursa: https://banknotenews.com/?p=50097

V. 2.000 franci Africa de Vest - Benin



 Sursa: https://banknotenews.com/?p=50101

VI. 10.000 franci Africa de Vest - Benin


 Sursa: https://banknotenews.com/?p=50106

VII. 5.000 franci Africa de Vest - Benin


 Sursa: https://banknotenews.com/?p=50109

VIII. 5 lei România



 Sursa: https://banknotenews.com/?p=50114

IX. 200 riyal Arabia Saudită



 Sursa: https://banknotenews.com/?p=50121

X. 50 dolari Liberia



 Sursa: https://banknotenews.com/?p=50128

XI. 20 dolari Liberia



 Sursa: https://banknotenews.com/?p=50161

XII. 5.000 franci Guineea



 Sursa: https://banknotenews.com/?p=50166

XIII. 5 naira Nigeria



 Sursa: https://banknotenews.com/?p=50171 

XIV. 2.000.000 rial Iran



 Sursa: https://banknotenews.com/?p=50176

miercuri, 13 mai 2026

Cea de-a IX-a ediție a Simpozionului Științific Național „Patrimoniul natural”

 

Joi, 14 mai 2026, începând cu ora 9:00 se va desfășura la sediul Muzeului Județean de Mineralogie „Victor Gorduza” Baia Mare la cea de-a IX-a ediție a Simpozionului Științific Național „Patrimoniul natural”.


Manifestarea științifică este organizată în colaborare cu Universitatea Tehnică din Cluj-Napoca – Centrul Universitar Nord din Baia Mare, Asociația Internațională pentru Conservarea Patrimoniului Geologic – România (ProGEO), Agenția Națională pentru Mediu și Arii Protejate – Direcția Județeană de Mediu Maramureș și Garda Națională de Mediu – Comisariatul Județean Maramureș.


Ediția din acest an are o semnificație aparte, fiind dedicată aniversării a 50 de ani de la înființarea Secției de Științe Naturale din cadrul Muzeului Județean Maramureș – structură care a stat la baza dezvoltării actualului Muzeu de Mineralogie – precum și celebrării Zilei Internaționale a Muzeelor.


Totodată, evenimentul se desfășoară sub egida Comisiei Naționale a României pentru UNESCO, în cadrul programului aniversar dedicat marcării a 70 de ani de prezență a României în UNESCO, subliniind astfel importanța patrimoniului natural și cultural în contextul valorilor promovate la nivel internațional.

 

Sursa informațiilor Muzeul Județean de Mineralogie „Victor Gorduza” Baia Mare.

O nouă monedă comemorativă din Austria - 13.05.2026

Utilizați butonul de Translate din dreapta pagini pentru traducere.

Austria continues to surprise collectors with one of the most original series in contemporary European numismatics. The new 20-euro coin dedicated to the Cat's Eye Nebula not only represents an astronomical phenomenon but also attempts to physically reproduce it through a spectacular combination of undulating relief, color, and shapes inspired by the universe.

The coin is part of the Beauty of the Universe series, a collection that in just three issues has already captured the attention of coin enthusiasts, astronomy aficionados, and contemporary design aficionados. Following the coin dedicated to the Supernova and the subsequent issue inspired by Einstein's Ring, the Austrian Mint now turns its attention to one of the most fascinating objects in deep space: the Cat's Eye Nebula, scientifically known as NGC 6543.

Located approximately 3,300 light-years from Earth in the constellation Draco, this planetary nebula is notable for its concentric shapes and intense colors, reminiscent of a giant eye floating in the cosmos. Discovered in 1786 by William Herschel, it also played a significant role in the development of modern astronomy, as it was one of the first nebulae studied using spectroscopy, allowing scientists to confirm that the chemical elements present in the universe are the same as those found on our planet.

The Cat's Eye Nebula forms when a star similar to the Sun enters the final stages of its life. The star violently ejects its outer layers into space as its core contracts. The result is a complex cloud of hot, luminous gas that takes on extraordinary, almost hypnotic shapes.

It is precisely this sensation of expansion and pulsation that the Austrian coin attempts to reproduce through a wavy design that rises from the center to the edge at different levels. The piece appears to move, as if the matter ejected by the star were still expanding before our eyes.


Obverse


The obverse features a stylized representation of the Cat's Eye Nebula. Overlaid on the design are various astronomical references related to this celestial object, including the designation NGC 6543, corresponding to the astronomical catalog in which it was officially registered in the 19th century.

The coin also displays its approximate distance to Earth, indicated as “3300 Lj”, as well as its exact astronomical coordinates of right ascension and declination. All of this is integrated into a design characterized by the curves and undulations of the coin itself, reinforcing the sense of energy and cosmic movement.


Reverse

The reverse side features a color interpretation of the Cat's Eye Nebula. The blue and green hues recreate the actual appearance of this planetary nebula as captured by space telescopes, while the concentric shapes seem to expand outward from the center of the piece.


The combination of relief, color, and undulating surface makes this issue one of the most striking coins recently produced by the Austrian Mint. More than a traditional coin, it resembles a small sculptural object inspired by the universe.

With this third installment, Austria confirms the enormous appeal of a series that has clearly distinguished itself within contemporary European numismatics. The collection will continue in 2027 with a coin dedicated to gravitational waves and will conclude in 2028 with an issue focused on protostars.


Coin characteristics

Feature Detail

Country Austria
Face value 20 euros
Year 2026
Series The Beauty of the Universe
Reason Cat's Eye Nebula
Metal 925 Silver
Weight 22.42 g
Weight of fine silver 20.74 g
Diameter 34 mm
Quality Proof
Print run 30,000 units
Designer Helmut Andexlinger
Date of issue May 13, 2026
Presentation Case and numbered certificate


Sursa informațiillor aici.