close
This ad will auto close in 10 seconds
Comet strike may have initiated ancient warming event, says research

Comet strike may have initiated ancient warming event, says research

Paleocene-Eocene Thermal Maximum (PETM), a rapid warming event may have been caused by an accumulation of atmospheric carbon dioxide 56 million years ago, suggests new research.
 

When lions, tigers lived on trees

If a new study is to be believed, tigers and lions once knew how to climb, and live on, trees.

Mammal body size decreased during two ancient global warming events

A new study suggests that mammal body size decreased significantly during at least two ancient global warming events.