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As Artemis II begins humanity's first return to the moon in over 50 years, the four astronauts aboard the Orion spacecraft shared their first message from deep space.
With a successful translunar injection burn, NASA's Artemis II mission stopped circling Earth and began the first crewed journey toward the moon since the Apollo era.
Millions watched on April 1 as the Artemis II mission sent humans back to the moon for the first time since 1972. Here's the day in pictures.
The experimental Hukeda-2 satellite and its highly flexible robotic arm have passed a major refuelling test in low Earth orbit. The demonstration is the latest step toward China significantly expanding the longevity of its spacecraft.
For reasons that are still unclear, climate models underestimate the growing gap between the amount of energy Earth receives from the sun and the amount the planet radiates into space.
New research suggests devastating climate outcomes that are typically associated with extreme global warming could hit even we limit heating to 3.6 F above preindustrial levels.
China's cuts to aerosol emissions reduced sea ice loss, but it may have revealed a bigger story about climate change.
Researchers have found a layer of fresh water beneath Utah's Great Salt Lake that reaches up to 2.5 miles deep and could turn out to be as big, or bigger, than the lake.
Earth from space A 2025 astronaut photo shows a massif made of concentric mountain ridges in the Libyan desert. The rocky walls contain ancient artworks and are occasionally used to contain herds of grazing cattle.
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Between 2 million and 3 million years ago, humans appeared in Africa — but identifying them in the fossil record is turning out to be surprisingly difficult.
Remains from three Stone Age children in Vietnam may challenge long-standing ideas about the origin of syphilis, scientists say.
A new study shows that dice and games of chance date back thousands of years earlier than experts previously thought.
Two researchers snorkeling in a subterranean stream in Texas discovered fossils from the Late Pleistocene epoch, revealing new details about what lived in this ancient ecosystem.
Daily Roundup Friday, March 27, 2026: Your daily roundup of the biggest science stories making headlines.
Scientists in China have announced the first confirmed sighting of the critically endangered Hainan hare in part of its native range in four decades, after spotting its completely flattened carcass on a roadside.
Researchers have captured extraordinary footage of sperm whales randomly headbutting each other, confirming anecdotal reports from mariners and whalers in the 18th and 19th centuries.
By creating a hybrid immune system between the recipient and the donor, researchers were able to transplant insulin-producing cells that were not rejected.
In a rare medical case, a teenage girl suddenly began breaking out in hives whenever she was exposed to water.
In a mouse study, scientists found that a bacterial sugar can be exploited to disable dangerous antibiotic-resistant pathogens.
Researchers showed that "exosomes" from pig semen may be used in a potential new treatment for retinoblastoma.
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Future quantum computers will need to be far less powerful than we thought to threaten the security of encrypted messages, banking information and other sensitive data.
Researchers have developed a prototype nail polish to help more people access electrically-charged touch screens.
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