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Science & Tech
Explore the discoveries that reveal how the world works, alongside the technologies that extend, reshape, and sometimes challenge what’s possible.
In "The Shortest History of the Dinosaurs," Riley Black reveals the bold mammals that thrived in the Age of Reptiles.
On Earth, our particle accelerators can reach tera-electron-volt (TeV) energies. Particles from space are thousands of times as energetic.
6mins
These microbes endured the unlivable. The NASA astrobiologist who studies them reveals what that means for us today
The first galaxies were irregular blobs of gas and stars. But modern features, like spiral arms and bars, appeared earlier than expected.
The hunt for extraterrestrial life begins with planets like Earth. But our inhabited Earth once looked very different than Earth does today.
43mins
"If we're related to every living thing on the planet, do we not have a special responsibility for every living thing on this planet? They are really all our relatives."
If the Universe is 13.8 billion years old today, but different ages the farther we look back, what does it mean for a star to be the first?