News
- Archaeology
Some monkeys accidentally make stone flakes that resemble ancient hominid tools
A study of Thailand macaques raises questions about whether some Stone Age cutting tools were products of planning or chance.
By Bruce Bower - Astronomy
A runaway black hole has been spotted fleeing a distant galaxy
A bright streak stretching away from a remote galaxy might be the light from stolen gas and new stars caught in the wake of an escaping black hole.
- Paleontology
520-million-year-old animal fossils might not be animals after all
Newly described fossils of Protomelission gatehousei suggest that the species, once thought to be the oldest example of bryozoans, is actually a type of colony-forming algae.
By Sid Perkins - Climate
How wildfires deplete the Earth’s ozone layer
Scientists detail the chain of chemical reactions that occur when wildfire smoke enters the stratosphere.
- Physics
Is this the superconductor of scientists’ dreams? A new claim faces scrutiny
It’s big, if true: transmitting electricity with no resistance at room temperature and moderate pressure. But controversy dogs the team making the claim.
By Emily Conover and James R. Riordon - Health & Medicine
An antibody injection could one day help people with endometriosis
An injectable antibody treatment that reduced signs of endometriosis in monkeys is now being tested in a Phase 1 clinical trial in people.
By Meghan Rosen - Health & Medicine
Bird flu can jump to mammals. Should we worry?
Reports of bears and sea lions infected with H5N1 have sparked fears about the pandemic potential of bird flu. Experts are keeping a close eye on its spread.
- Cosmology
Astronomers spotted shock waves shaking the web of the universe for the first time
Studying these elusive shock waves could give scientists a better look at the mysterious magnetic fields that permeate the cosmic web.
By Elise Cutts - Environment
The Deepwater Horizon oil spill ruined long-term shore stability
For at least eight years, the oil disaster continued to kill soil-retaining marsh plants along the Louisiana coast, accelerating shoreline loss.
- Archaeology
The Yamnaya may have been the world’s earliest known horseback riders
5,000-year-old Yamnaya skeletons show physical signs of horseback riding, hinting that they may be the earliest known humans to do so.
- Animals
What the first look at the genetics of Chernobyl’s dogs revealed
Dogs living in the Chernobyl Nuclear Power Plant industrial area are genetically distinct from other dogs, but scientists don’t yet know if radiation is the reason.
By Meghan Rosen - Astronomy
Half of all active satellites are now from SpaceX. Here’s why that may be a problem
Of the roughly 7,300 active satellites in Earth orbit, about 3,600 are part of SpaceX’s growing fleet of Starlink internet satellites.