At least two mass extinction events in Earth's history were likely caused by the "devastating" effects of nearby supernova ...

The new life burgeoning on land apparently escaped the worst effects of the mass extinction that ended the Devonian. The main victims were marine creatures, with up to 70 percent of species wiped out.

Most people know the theory that an asteroid smashed into Earth — hitting what is now the Yucatán Peninsula — and killed off ...

This group appeared in the late Silurian and persisted into the Late Devonian. Some species, such as Z. shengfengense, are preserved as complete or nearly complete plants. Thus, zosterophyllopsids ...

The late Devonian period was characterized by many environmental changes, although it’s not clear what caused an estimated 70 to 80 percent drop in species numbers. Some scientists don’t consider this ...

Exploding stars in near-solar space may have triggered at least two mass extinction events in Earth's history.

At least two mass extinction events in Earth's history were likely caused by the "devastating" effects of nearby supernova ...

At least two mass extinction events in Earth's history were likely caused by the "devastating" effects of nearby supernova explosions, a new study ...

A nature walk based around one of nature’s most unique species is on tap Sunday at Metchosin’s Devonian Regional Park. Led by ...

QUEBEC CITY--(BUSINESS WIRE)--Devonian Health Group Inc. (“Devonian” or the “Company”) (TSXV: GSD; OTCQB: DVHGF), a clinical stage corporation focused on developing unique solutions to ...

QUEBEC CITY--(BUSINESS WIRE)--Devonian Health Group Inc. (“Devonian” or the “Corporation”) (TSXV: GSD; OTCQB: DVHGF), a clinical stage corporation focused on developing unique solutions to ...