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Will humans go extinct? For all the existential threats, we’ll likely be here for...

Will our species go extinct? The short answer is yes. The fossil record shows everything goes extinct, eventually. Almost all species that ever lived, over 99.9%,...

New evidence of stray dogs as possible origin of COVID-19 pandemic

In a new study, researchers found new evidence of stray dogs as a possible origin of COVID-19 pandemic. They traced coronavirus across different species and...

What do soap bubbles and butterflies have in common

Edith Smith bred a bluer and shinier Common Buckeye at her butterfly farm in Florida, but it took UC Berkeley, graduate student Rachel Thayer...

In Earth’s largest extinction, land die-offs began long before ocean turnover

The mass extinction at the end of the Permian Peri od 252 million years ago -- one of the great turnovers of life on...

Missing link in coronavirus jump from bats to humans could be pangolins, not snakes

As scientists scramble to learn more about the SARS-CoV-2 coronavirus, two recent studies of the virus' genome reached controversial conclusions: namely, that snakes are...

Evolutionary elements arrived on Earth much later than thought

A large proportion of the elements carbon and nitrogen, as well as the compound water, were not delivered to Earth until very late in...

Scientists discover the ancestor of all animals in fossils

A team led by UC Riverside geologists has discovered the first ancestor on the family tree that contains most familiar animals today, including humans. The...

Scientists find the origins of the building blocks of life

Rutgers researchers have discovered the origins of the protein structures responsible for metabolism: Simple molecules that powered early life on Earth and serve as chemical...

How sperm unpack dad’s genome so it can merge with mom’s

A sperm enters an egg, an embryo develops and eventually a baby is born. But back up a second -- how does the mother's half-genome...

Has dinosaur DNA been found? An expert explains what we really know

Researchers in China and the US have found material in a dinosaur fossil that they claim looks like DNA. In a new paper in National...