Astronomy
T-Minus: SpaceX’s spaceplane launch, Jupiter’s “pizza moon,” and more
Freethink's weekly countdown of the biggest space news, featuring SpaceX's spaceplane launch, a new image of Io, and more.
Scientists rule out a popular alternative theory to dark matter
A passionate minority deny the existence of dark matter and embrace MOND (Modified Newtonian Dynamics) to explain the observations.
“Singularities don’t exist,” claims black hole pioneer Roy Kerr
Using a powerful mathematical argument, black hole expert Roy Kerr argues that singularities shouldn't physically exist. He may be right.
T-Minus: Counting down the 10 greatest space stories of 2023
Freethink's countdown of the biggest space news of 2023, featuring major rocket launches, groundbreaking astronomy discoveries, and more.
T-Minus: Missing space tomato found, a stellar remnant revealed, and more
Freethink's weekly countdown of the biggest space news, featuring NASA's missing space tomato, Webb's new stellar remnant image, and more.
T-Minus: A river of stars, NASA’s next moon landing, and more
Freethink's weekly countdown of the biggest space news, featuring a newly discovered stellar stream, NASA's next moon mission, and more.
NASA’s Webb telescope finds methane in far-off “warm Jupiter”
Astronomers have spotted methane — a molecule linked to the presence of life — in the atmosphere of a “warm Jupiter” exoplanet.
T-Minus: Starship’s big flight, an alien-hunter’s gift, and more
Freethink's weekly countdown of the biggest space news, featuring Starship's second test flight, a new "dark mysteries" telescope, and more.
Is the Universe infinite?
The limits to which we can observe the Universe are set by three things: the rate of expansion, the time since the Big Bang, and the speed of light.
T-Minus: NASA’s surprise asteroid, China’s reusable rocket, and more
Freethink's weekly countdown of the biggest space news, featuring a surprising asteroid discovery, a new reusable rocket, and more.