Around 66 million years ago, a six-mile-wide asteroid hit Earth, triggering the extinction of three-quarters of all living ...

Researchers analyzed fossils and DNA to get a big-picture view of sloth evolution and determine what drove their immense size ...

May 22, 2025 — New research examining 11,700 years of bowhead whale persistence throughout the Arctic projects that sea ice loss due to climate change will cause their habitat to severely ...

May 22, 2025 — Researchers have analyzed ancient DNA from Borrelia recurrentis, a type of bacteria that causes relapsing fever, pinpointing when it evolved to spread through lice rather than ...

The COVID-19 pandemic showed the value of changing direction in research. It should be incentivized, encouraged and celebrated.

Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.

🚧 Rock ‘n’ Roll Marathon road closures 😎 Top weekend events 🎵 Summer concert guide 🎡 2025 San Diego County Fair 🐶 Dogs vs. rattlesnakes The five universities announced last ...

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