March 25: A penumbral eclipse will be visible across much of the Western and Eastern Hemispheres.

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March 25: A penumbral eclipse will be visible across much of the Western and Eastern Hemispheres.

publicat de By Katrina Miller

Science

April 21: Comet Pons-Brooks makes its closest approach to the sun.

publicat de By Katrina Miller

Science

Sept. 17-18: A partial lunar eclipse will be visible in the Western Hemisphere.

publicat de By Katrina Miller

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Oct. 12-13: A newly discovered comet makes its closest approach to Earth.

publicat de By Katrina Miller

Science

A Solar Eclipse Shines Light on Traditions That Still Matter Today

Among Indigenous peoples of the Americas, from Navajo Nation down to the rainforests of Brazil, events like the annular eclipse on Saturday have important and distinctive cultural meanings.

publicat de By Katrina Miller

Science

Why the “Mother of the Atomic Bomb” Never Won a Nobel Prize

Lise Meitner developed the theory of nuclear fission, the process that enabled the atomic bomb. But her identity — Jewish and a woman — barred her from sharing credit for the discovery, newly translated letters show.

publicat de By Katrina Miller

Science

How to Watch NASA Bring Asteroid Samples Home From Space

A seven-year mission might end on Sunday as scientists try to drop off a sample of rock from Bennu, an asteroid that might hold clues about the origins of our solar system and life.

publicat de By Katrina Miller