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Stories by Caleb A. Scharf

Asteroid Spit Up

The near-Earth asteroid Bennu seems to be ejecting unexpected particles

March 20, 2019 — Caleb A. Scharf

Fireball Earth

Heads up! Our planet is under constant bombardment

March 19, 2019 — Caleb A. Scharf

The 'Oumuamua Legacy

Whatever it was, an interstellar object may have done some good

February 2, 2019 — Caleb A. Scharf

The Birth of Worlds

Stunning new images of young planetary systems create a profound cosmic perspective

December 15, 2018 — Caleb A. Scharf

Mars '76

Images from the first successful landers on Mars are still worth looking at

December 8, 2018 — Caleb A. Scharf

Cosmic Termites

Insects can make topographical biosignatures that are visible from space

December 1, 2018 — Caleb A. Scharf

A Martian Tail

A remarkable atmospheric feature on Mars reminds us how topography connects to climate

October 28, 2018 — Caleb A. Scharf
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Scientific American Health & Medicine

Scientific American Health & Medicine