Aug. 18 (UPI) --New research suggests harmful cosmic rays from a nearby supernova might have caused the extinction events that form the boundary between the Devonian-Carboniferous periods. Around 360 ...

The newest exhibit at The Academy of Natural Sciences of Drexel University will give visitors a glimpse into the world millions of years ago. "Life Onto Land: The Devonian" centers around the crucial ...

Diverse and full of sea life, the Earth's Devonian era—taking place more than 370 million years ago—saw the emergence of the first seed-bearing plants, which spread as large forests across the ...

Simultaneous explosions of stars, called supernovae, may have led to one of Earth’s mass extinctions 359 million years ago, according to new research. Several global extinction events occurred during ...

The Devonian Period, spanning approximately 419–359 million years ago, represents a pivotal phase in South America’s deep-time history. Fossiliferous formations across the continent—particularly ...

Scientists have unearthed a fossilized fish that was once the biggest vertebrate of its day. The predatory sea creature, dubbed Megamastax amblyodus, which means "big mouth, blunt teeth," prowled the ...

DRAW two lines on your map, the upper one running from the mouth of the St. Lawrence westward nearly to St. Paul on the Mississippi, and the lower one from the neighborhood of St. John’s in ...