The Supreme Court has upheld an order directing Trump officials to “facilitate” the return of the Maryland man mistakenly deported to an El Salvador mega-prison. Leah Litman joins Chris Hayes to break ...

There's a new train in town--the Rocket Train! When Mr. Conductor learns that it is driven by his old rival, Thurston Troodon, he agrees to race for train supremacy.

Apr. 14, 2025 — Footprints of armored dinosaurs with tail clubs have been identified, following discoveries made in the Canadian Rockies. The 100-million-year-old fossilized footprints were ...

Mar. 20, 2025 — Feathers, essential for thermoregulation, flight, and communication in birds, originate from simple appendages known as proto-feathers, which were present in certain dinosaurs.By ...