Browsing Tag
mass extinction
13 posts
Ancient fossils show how the last mass extinction forever scrambled the ocean’s biodiversity
Even bivalves looked different during the time of the dinosaurs, as these fossils of an ultra-fortified oyster, left,…
How we used AI to trace the evolution of bacteria on Earth
Association of two Cyanobacteria (Oscillatoria sp. and Chroococcus sp.). Ekky Ilham/Shutterstock Ben Woodcroft, Queensland University of Technology and…
What Might the Next Mass Extinction Look Like?
Earth has experienced several mass extinctions caused by events like asteroid impacts, volcanic activity, and climate change, with…
How the age of mammals could end
When Pangea Ultima forms, conditions on Earth will be too inhospitable for most mammals to survive. Maurus Spescha/Shutterstock…
Life Almost Lost All Its Oxygen—And We May Be In For a Repeat
Hundreds of millions of years ago, a string of seemingly minor events coalesced into a major shift that…
Scorpions Are Older Than Trees. Here’s How They’ve Survived For So Long.
Only so many animals can claim to be older than even trees, and scorpions seem to be among…
How Reptiles Dominated the Jurassic Seas
Had you been swimming out in the open seas during the Jurassic period, you might spot something that…
How Did Plants Survive the Asteroid That Wiped Out the Dinosaurs?
Around 60% of all plant species on Earth died with the nonavian dinosaurs 65 million years ago, when…
Astronomers have detected another ‘planet killer’ asteroid. Could we miss one coming our way?
Artist’s impression of the asteroid discovered toward the Sun. DOE/FNAL/DECam/CTIO/NOIRLab/NSF/AURA/J. da Silva/Spaceengine Steven Tingay, Curtin University If you…
When is a species really extinct?
Dodos have been extinct for centuries, but it’s not a simple matter to definitively designate a species as…