Stories by perihelions

Treasury Sanctions China-Linked Hackers for Targeting US Critical Infrastructure

Space Shuttle Discovery

Ask HN: Who programs outdoors and how do you do?

Using AI to spot edible mushrooms could kill you

Frederick Reines – The singing UCI Nobel Laureate who nearly bombed Nevada

Errors in Tired Light Cosmology (2008)

The Hunga Tonga-Hunga Ha'apai Hydration of the Stratosphere (2022)

Ways to Spaceflight (1929)

Vampire squirrel lurks deep in the jungles of Borneo

Taiwan Is Building a Satellite Network

The boiling surface of giant star Betelgeuse may be creating an illusion

SpaceX gets E-band radio waves to boost Starlink broadband

An 'Extraterrestrial' Gadget Was Something More Familiar

A Purple Barium Copper Silicate Pigment from Early China (1992)

The invention of blue and purple pigments in ancient times (2006)

Spondylus

William Whitaker's Words

Capturing the Unicorn (2005)

The Endangered Languages of New York

Shellac

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