The questions of how humankind came to be, and whether we are alone in the universe, have captured imaginations for millennia[1]. But to answer these questions, scientists must first understand life itself and how it could have arisen.

In our work as evolutionary biochemists[2] and protein historians[3], these core questions form the foundation...

Authors: Staff

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Curious Kids[1] is a series for children of all ages. If you have a question you’d like an expert to answer, send it to This email address is being protected from spambots. You need JavaScript enabled to view it.[2]. “Is the Moon getting farther away from Earth?” – Judah, 9, Broken Arrow, Oklahoma The Moon is getting 1½ inches (3.8 centimeters) farther away[3] from the Earth every year.
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When graphic videos go viral, like the recent fatal shooting of Charlie Kirk[1], it can feel impossible to protect yourself from seeing things you did not consent to see. But there are steps you can take.

Social media platforms are designed to maximize engagement, not protect your peace of mind. The major platforms have also reduced their...

Authors: Staff

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As the Perseverance rover[1] traversed an ancient river valley in Mars’ Jezero Crater back in July 2024, it drilled into the surface and extracted a sample from of a unique, striped rock called Chevaya Falls[2]. The rover’s instruments then analyzed the sample, which is called Sapphire Canyon[3], and surveyed the surrounding rock.

When...

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