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Other 6 hours ago

Saturday citations: Two T. rexes and new exercise guidance that scientists are not calling 'easy'

John Hammond voice: "Welcome... to Saturday Citations." We're talking about different types of T. rexes today, along with some unwelcome news about cardiovascular health, but this week also brought news about the connection ...

Paleontology & Fossils May 21, 2026

Ancient seas get a new T. rex as massive mosasaur emerges from Texas fossils

There's a new T. rex in the fossil record, only this one terrorized the ancient seas. New research led by scientists at the American Museum of Natural History, the Perot Museum of Nature and Science in Dallas, and Southern ...

Space Exploration May 21, 2026

SpaceX reveals plans for what could be the biggest-ever initial public offering

Elon Musk announced plans Wednesday for one of the biggest stock sales ever by taking public a space company that is currently losing billions of dollars a year.

Social Sciences May 19, 2026

Historic co-determination helps monasteries navigate digital change across three countries

Why do some organizations survive across the centuries while others founder when faced with technological disruption? A new study by the University of Zurich shows that historically developed monastic forms of co-determination ...

Evolution May 19, 2026

Why meat-eating dinosaurs like T. rex evolved tiny arms

The evolution of tiny arms in several groups of meat-eating dinosaurs was likely driven by the development of strong, powerful heads, which were used to attack prey, according to a new study led by researchers at UCL (University ...

Ecology May 18, 2026

Ancient Arctic fossils uncover three mammal species that survived months of darkness

Today's Arctic may feel remote and desolate, but more than 70 million years ago, it was a surprisingly lively place for some of Earth's ancient mammals.

Paleontology & Fossils May 17, 2026

A massive kraken-like octopus may have prowled the seas during the age of dinosaurs

The top predator prowling the seas during the age of the dinosaurs 100 million years ago may have been the octopus.

Paleontology & Fossils May 14, 2026

'Last titan': Southeast Asia's biggest dinosaur discovered

A new type of long-necked plant-eating dinosaur—the largest ever found in Southeast Asia—has been revealed in a study led by researchers at University College London (UCL), Mahasarakham University, Suranaree University of ...

Biochemistry May 13, 2026

From molecules to meaning: A search engine developed for the chemistry of life

An international team led by researchers at University of California San Diego and University of California, Riverside has developed a free, web-based platform designed to make public metabolomics data more accessible. By ...

Paleontology & Fossils May 11, 2026

What it would have been like to experience the dinosaur‑killing asteroid armageddon: A blow‑by‑blow account

A great Tyrannosaurus rex strides through the conifer trees of her territory, sniffing the air. She picks up the scent from the carcass of a dead horned dinosaur, Triceratops, that she was feeding on yesterday. She walks ...

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