All Stories
- Astronomy
Tweak to dark matter may explain Milky Way mystery
Dark matter weakly interacting with light in the early universe might have prevented satellite galaxies from forming around Milky Way, astronomers propose.
- Quantum Physics
Three photons entangled, not just two
Physicists have found a way to entangle a trio of photons, but it works only once in every quadrillion attempts.
- Tech
Hydrogen made using sunlight, cheap materials
Photosynthesis-inspired fuel cell uses water to make hydrogen gas and could feature in next-generation cars.
- Agriculture
Drug-resistant staph can cling to farm workers for days
Agricultural exposure to staph bacteria could threaten the health of laborers and people who live near farms, a study of pig farm workers suggests.
- Paleontology
Fossil beetles show earliest signs of active parenting
Ancient beetles that thrived off of dead and decaying flesh may have been among the first creatures to actively care for their young.
- Quantum Physics
New analysis rescues quantum wave-particle duality
An experiment that supposedly contradicted the wave-particle duality principle of quantum physics has been reanalyzed, revealing a flaw.
- Health & Medicine
Mass EKG screening for athletes inadvisable, panel says
Only athletes with warning signs of cardiac problems should be tested with electrocardiograms, according to the American Heart Association and American College of Cardiology.
- Particle Physics
Evidence for new Higgs-related particle fades away
A close look at data from the Large Hadron Collider finds no evidence that the Higgs boson decays into a new, unknown particle.
- Animals
Rhinoceros beetle’s horn shape reflects fighting style
The elaborate horns of rhinoceros beetles vary in subtle ways that allow each species to handle the stress and strain of its specific style of battle.
- Planetary Science
Spot on comet chosen for Rosetta mission lander
Philae, the Rosetta mission lander, will attempt to land on a spot called site J on comet 67P/Churyumov–Gerasimenko.
- Planetary Science
Moon’s farside hints at violent volcanic explosions
The spread of the element thorium in the moon's Compton-Belkovich region suggests that silica volcanoes there once had violent explosions.
- Psychology
In PTSD, a good night’s sleep means feeling safe
Studies of PTSD in rats have usually focused on fear and trauma. But a new study in humans shows that learning about safety may be important as well.
