Long before T. rex, the Earth was dominated by super-carnivores stranger and more terrifying than anything dreamed up by ...

In the end, over 90 per cent of marine life and 70 per cent of land animals were wiped out in the single worst extinction ...

A strange world. The Permian began some 299 to 251 million years ago, when all the land on Earth had coalesced into a single, rabbit-shaped lump – the supercontinent Pangaea – surrounded by a ...

Biomass reveals the real impact and energy flow of life in an ecosystem, like knowing not just the cast of a play, but who ...

Stanford study shows ocean biomass has risen over 540 million years, linking biodiversity to long-term ecosystem health.

A high-level overview of Permian Resources Corporation (PR) stock. View (PR) real-time stock price, chart, news, analysis, analyst reviews and more.

In a first-of-its-kind study, Stanford researchers have measured how the abundance of ocean life has changed over the past ...

Shell-rich rocks trace a mostly upward climb in ocean life, with each mass extinction slashing both diversity and biomass ...

During this period, Earth's magnetic field also blocks hydrogen from getting to the moon's surface, creating ideal conditions ...

I am hiking along the Metacomet Ridge in Greenfield, Massachusetts – a rather steep basaltic structure, modestly less than five hundred feet high and topped by a stately brick tower constructed in ...