Can You Prevent Pregnancy with the Pullout Method?
An investigation into one of the biggest misconceptions in male fertility
News8340 articles archived since 1845
Rescue Drones Need to Learn How Lost Humans Think
New research seeks to improve the effectiveness of unmanned aerial vehicles in search and rescue operations
Brain-Controlled Hearing Aids Could Cut through Crowd Noise
A prototype detects whom you are listening to and amplifies only that speaker’s voice; a potential solution to the “cocktail party problem”
From the Lunar Far Side, China's Rover Reveals the Moon's Hidden Depths
The Chang’e-4 mission appears to have found material excavated from a frozen magma ocean far below the lunar surface
"Bomb Carbon" Has Been Found in Deep-Ocean Creatures
The detection of this radioactive relic of nuclear weapons tests in a remote environment shows humanity’s far-reaching environmental impact
Thwarting a Protein Reverses Brain Decline in Aged Mice
Blocking an immune-related molecule lodged in blood vessels stops memory loss
Apollo-Era Tremors Reveal a Dynamic, Active Moon
Moonquakes still shake and reshape the lunar surface in ways that could threaten future astronauts and habitats
SpaceX’s Starlink Could Cause Cascades of Space Junk
Plans for thousands of new communications satellites would revolutionize global telecommunications but also raise risks of disaster in Earth orbit
U.N. General Assembly President Sets Her Sights on Plastic Pollution
María Fernanda Espinosa Garcés is pushing internal action as well as changes within the U.N.
Measles Outbreaks Follow a Predictable Path—Provided People Get Vaccinated
In the past, measles outbreaks have been brought under control with vaccines, but the dynamic may be shifting
Hyperactive Comets Hint at Origins of Earth's Oceans
A new study suggests primordial seawater may lurk hidden at the hearts of many comets
An AI System Spontaneously Develops Baby-Like Ability to Gauge Big and Small
On its own, the neural network seems to recap a process experienced by human infants
Infections and Drugs to Treat Them Tied to Eating Disorders in Teens
A new study adds to growing evidence that immune system dysfunction and altered gut microbes may contribute to the development of eating disorders
Can Robots Help Pick Up after the Recycling Crisis?
They will have to overcome the challenges of America’s convenient single-stream recycling system
Can 3-D Printing Produce Lung and Liver Tissue for Transplants?
New technique creates working models—with a little help from grocery-store food coloring
Children Change Their Parents' Minds about Climate Change
Study of students schooled on the issue showed them going on to shift their elders’ attitudes
Spin-Swapping Particles Could Be "Quantum Cheshire Cats"
A proposed experiment to swap fundamental properties between photons carries profound implications for our understanding of reality itself
An Exomoon Eludes Astronomers—for Now
Researchers may have already glimpsed the first-known exomoon—a satellite of a planet orbiting another star; but confirmation of that potential discovery could be many years away
How to Kill HIV: Target Its "Influencers"
Applying network theory to HIV’s structure has revealed the most valuable—and vulnerable—parts of the virus
Watching Apollo 11 with NASA Historian Bill Barry
The agency’s chief historian discusses the film and what the moon missions can teach us about global challenges today
