To come up with a result as weird as this, you need to be using some equally mind-bending math – and indeed, this paradox comes to us from the world of set theoretic geometry. If that’s not familiar ...

Tipping points in our climate predictions are both wildly dramatic and wildly uncertain. Can mathematicians make them useful?

Aug. 22, 2025 — Astronomers using AI have captured a once-in-a-lifetime cosmic event: a massive star’s violent death triggered by its black hole companion. The explosion, known as SN 2023zkd, not only ...

The US Treasury Department would have to give rebates if the Supreme Court decides that President Trump's "reciprocal" tariffs went beyond his authority, Secretary Scott Bessent said Sunday. "We would ...

The US Treasury Department said it will give rebates if the Supreme Court decides that President Trump's "reciprocal" tariffs went beyond his authority, Treasury Secretary Scott Bessent said Sunday.