UC College of Arts and Sciences Professor Thomas Algeo has been studying the planet's five major mass extinctions since the ...

Scientists are trying to understand how complex life emerged on Earth about 2 billion years ago. Our microbial ancestors could be the key.

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

From a swirling cloud of cosmic dust to a planet teeming with life, Earth’s story is nothing short of unbelievable. We travel across 4.5 billion years of planetary evolution. Witness the birth of our ...

All five of the canonical nucleobases – the underpinnings of DNA, RNA and life on Earth – have been found in samples from the asteroid Ryugu ...

Scientists are trying to understand how complex life emerged on Earth about 2 billion years ago. Our microbial ancestors could be the key.

Researchers have uncovered a universal pattern showing how temperature affects life on Earth. Across thousands of species—from microbes to reptiles—performance rises gradually with warming until an ...

A newly identified sponge order, Vilesida, produces sterols linked to the oldest-known animal biomarkers, supporting the idea ...

There is a category of planet that belongs to no star. It was thrown clear of its solar system early in the chaos of ...

Asteroids would’ve supplied the raw materials, heat, and geologic plumbing to circulate prebiotic matter while also creating ...

The asteroid impact that wiped out the dinosaurs didn’t keep life down for long. New research shows that microscopic plankton began evolving into new species within just a few thousand years—and ...

After research spanning more than 30 years, Jordi Bascompte, Bartolo Luque, Fernando Ballesteros, and Enrique Muro managed to explain the abrupt change in living beings that allowed the appearance of ...