astrophysics A rare green comet will pass the Earth tonight Thom Dunn

Weird NASA says "something weird is going on" with the cosmos Thom Dunn

astronomy Scientists have discovered a rare perpendicular solar system Thom Dunn

moon How to build a cryogenic Ark that could survive inside of lunar lava tubes Thom Dunn

moon The Moon Actually Has A Tail Made Of Sodium That Wraps Around The Earth Like A Laser Thom Dunn

Space China's private space exploration industry is booming Thom Dunn

Science New scientific paper explains how to retrieve energy from a black hole, using magnets Thom Dunn

planets Listen to an audio recording of the frequencies produced by six alien planets 200 light years away Thom Dunn

moon The moon is mysteriously rusting, and scientists think it's our fault Thom Dunn

Science Radio signal detected from 9 billion light years away Devin Nealy

Extraterrestrials Author Kevin Kelly's "12 assumptions for extraterrestrial life" Mark Frauenfelder

Space Russia launching mission to rescue astronauts stranded in space David Pescovitz

sports Brazilian soccer legend Pelé, RIP David Pescovitz

How workers built America Elías Villoro

books Book Gift Ideas: Black Feminist memoirs on justice, Africanfuturism, theoretical physics, and abolition. Elías Villoro

jewish Light the Hanukkah candles with Ann Druyan, Sasha Sagan, and Laurie Anderson! (Video) David Pescovitz

Soyuz spacecraft has sprung a bad leak while docked at the International Space Station (video) David Pescovitz

astrophysics Scientists create observable "baby wormhole" simulation using new quantum processor Thom Dunn

Science WaveSwell draws sustainable electricity from the sea's natural motion Elías Villoro

History Exclusive interview with Matt LaCroix and Kaedrich Olsen about Gaia's Ancient Civilizations fourth season Devin Nealy