To detect dark matter, you need to build an ultra-sensitive detector and put it somewhere ultra-quiet. For one physics collaboration, that place is almost a mile under Lead, S.D.
A phenomenon called gravitational lensing can help astronomers observe faint, hard-to-see galaxies.
NASA/STScI
The universe used to be filled with a hydrogen fog, before early stars and galaxies burned through the haze. Astronomers are studying galaxies that tell them about this period in the early universe.
The Artemis I Launch in November 2022.
NASA/Bill Ingalls
A new survey catalogs Americans’ expectations about the future of space, from NASA to SpaceX. Two space policy experts describe how these results stack up against the current state of space affairs.
If an astronaut were to die on Mars, neither cremation nor burial would be good options.
New measurements from Japan’s Subaru telescope have helped researchers study the matter-antimatter asymmetry problem.
Javier Zayas Photography/Moment via Getty
The way particles interacted while the universe was forming seconds after the Big Bang could explain why the universe exists the way it does – a physicist explains matter-antimatter asymmetry.
NASA’s missions have inspired generations of young people to pursue the sciences.
Patrick Semansky/AP
Both Stephen Alexander’s elementary teachers and televised NASA missions throughout the ‘60s influenced his journey into science. He recounts NASA’s legacy, 65 years after the agency’s inception.
SETI has been listening for markers that may indicate alien life – but is doing so ethical?
Donald Giannati via Unsplash
While a return to the Moon will allow the U.S. to collaborate with other nations interested in space, this endeavor is also complicated by geopolitical tensions.
Photos claiming to be UFO evidence are often doctored or otherwise ambiguous.
Ray Massey/The Image Bank via Getty Images
While UFO videos might seem compelling, they’re rarely backed up with evidence. A sociologist explains why claims of alien life gain traction through both social and mass media every few years.
Composite: Chuck Carter / Gregg Hallinan (Caltech) and Philippe Donn (Pexels)
Astronomers have detected the coldest star ever found to emit radio waves using the Australian SKA Pathfinder telescope.
A light, cheap space telescope design would make it possible to put many individual units in space at once.
Katie Yung, Daniel Apai /University of Arizona and AllThingsSpace /SketchFab
Space telescopes are limited in size due to the difficulties and cost of getting into orbit. By revamping an old optical technology, researchers are working on a lightweight and thin telescope design.
Stanley Kubrick’s science fiction masterpiece was released in 1968.
Collection Christophel/Alamy
If you haven’t seen Stanley Kubrick’s 1968 sci-fi classic, then it’s likely you will have seen other films influenced by it.
On April 8, 2024, much of the eastern United States will fall in the path of a total solar eclipse, like the one pictured.
Diane Miller/The Image Bank via Getty images
The planet Halla looks like it should have been devoured by its host star, a red giant called Baekdu – but a secret in the star’s past may hold the answer to the planet’s present.
The Titan submersible imploded on a dive to visit the wreck of the Titanic in June 2023.
Ocean Gate / Handout/Anadolu Agency via Getty Images
Advances in technology have allowed tourists to go to places and do things they couldn’t in the past. But in extreme environments, the consequences of failure are high.
Turkish presidential candidate Recep Tayyip Erdogan used the production of a new Turkish car as part of his election campaign,
AP/Alamy