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Other Sep 30, 2023

Saturday Citations: Volcano vs. asteroid; NASA's supernova time lapse; immortal chemicals

This week, we're highlighting a study involving toxic chemical contaminants, and just for fun, a second study involving other toxic chemical contaminants. But NASA made a cool time-lapse video using the good old Hubble space ...

Paleontology & Fossils Sep 27, 2023

Fossils show widespread plant extinctions after asteroid wiped out dinosaurs

Sixty-six million years ago, an asteroid the size of San Francisco crashed into a shallow sea off the coast of modern-day Mexico and plunged the world into an extinction event that killed off as much as 75% of life, including ...

Space Exploration Sep 27, 2023

Likely asteroid debris found upon opening of returned NASA probe

After a seven-year wait, NASA scientists on Tuesday finally pried open a space probe carrying the largest asteroid samples ever brought back to Earth, finding black debris.

Paleontology & Fossils Sep 26, 2023

Fossils in Morocco reveal the astounding diversity of marine life 66 million years ago, just before the asteroid hit

Sixty-six million years ago, the Cretaceous period ended. Dinosaurs disappeared, along with around 90% of all species on Earth. The patterns and causes of this extinction have been debated since paleontology began. Was it ...

Planetary Sciences Sep 25, 2023

Major asteroid sample brought to Earth in NASA first

A seven-year space voyage came to its climactic end Sunday when a NASA capsule landed in the desert in the US state of Utah, carrying to Earth the largest asteroid samples ever collected.

Space Exploration Sep 24, 2023

NASA's first asteroid samples land on Earth after release from spacecraft

NASA's first asteroid samples fetched from deep space parachuted into the Utah desert Sunday to cap a seven-year journey.

Space Exploration Sep 24, 2023

NASA readies for dramatic return of asteroid sample to Earth

The climactic end of a seven-year voyage comes Sunday when a NASA capsule is due to land in the Utah desert, carrying to Earth the largest asteroid samples ever collected.

Planetary Sciences Sep 22, 2023

A NASA spacecraft is on course to deliver material from an asteroid to Earth—here's what we could learn

Around 15 years ago, I was on a European Space Agency (Esa) committee, looking at Esa's strategy for proposed forthcoming space missions. Under consideration was a mission to an asteroid. Over dinner, one of the committee ...

Space Exploration Sep 20, 2023

NASA spacecraft delivering biggest sample yet from an asteroid

Planet Earth is about to receive a special delivery—the biggest sample yet from an asteroid.

Paleontology & Fossils Sep 16, 2023

Flowering plants survived the dinosaur-killing asteroid—and may outlive us

If you looked up 66 million years ago you might have seen, for a split second, a bright light as a mountain-sized asteroid burned through the atmosphere and smashed into Earth. It was springtime and the literal end of an ...

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