Learn how a flip in Earth's magnetic field may have caused changes in the radiation on our planet.

Roughly 2.5 million years ago, a nearby star exploded. Around the same time, the diversity of viruses infecting fish in Africa’s Lake Tanganyika rose dramatically. Three researchers from the ...

Add Yahoo as a preferred source to see more of our stories on Google. Like many of us, Earth bears old pockmarks. Our planet’s crust has a band of ancient craters that formed around 465 million years ...

Over the course of nearly five months in 2022, NASA's Perseverance rover collected rock samples from Mars that could rewrite the history of water on the red planet and even contain evidence for past ...

Scientists have finally cracked a long-standing mystery about squid and cuttlefish evolution by analyzing newly sequenced ...

We have only one example of biology forming in the universe – life on Earth. But what if life can form in other ways? How do you look for alien life when you don’t know what alien life might look like ...

Watch the Earth's tectonic plates grow, shrink, and jostle for position in this new model of the last billion years on the ...

We have only one example of biology forming in the universe—life on Earth. But what if life can form in other ways? How do you look for alien life when you don’t know what alien life might look like?

Geodynamics : the unanswered questions / A.L. Hales -- A global geochemical model for the evolution of the mantle / D.L. Anderson -- Temperature profiles in the earth / O.L. Anderson -- The structure, ...

Astrophysicists have done a bit of crime scene investigation on what’s almost a reverse murder mystery. They’ve traced radioactive elements on the seafloor back to the cosmic explosions they might ...

Bacteria are the most diverse organisms on Earth, with a number of species that's difficult to quantify. They're also incredibly old Bacteria consist of a single cell. They do not have bones and are ...

Chris Impey receives funding from the National Science Foundation and the Howard Hughes Medical Institute. We have only one example of biology forming in the universe – life on Earth. But what if life ...