Why did T. rex have such small arms?

Geologists explore minerals below Earth’s surface

Unique skin impressions of the last dinosaurs from what is now...

Oldest known squawk box suggests dinosaurs likely did not sing

Extraterrestrial impact preceded ancient global warming event

Modeling floods that formed canyons on Earth and Mars

Researchers capture Central Asia’s ‘de-greening’ over millions of years

Natural gas hydrate in the foraminifera

Lava Breakouts, Kīlauea

Tiny new fossil crocodile-relative had mammal-like teeth

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