News
- Earth
Tethys Ocean implicated in Pangaea breakup
The shrinking of the Tethys Ocean may have broken up the Pangaea supercontinent.
- Physics
High-temperature superconductivity record awaits confirmation
A hydrogen-sulfur compound under pressure may transport electrical current with no resistance at a record high temperature.
- Planetary Science
Dawn spacecraft arrives at dwarf planet Ceres
The Dawn spacecraft arrives at Ceres to begin a 14-month investigation of the dwarf planet.
- Quantum Physics
Light trick can retrieve missed messages
Even if photons pass you by, you can still snatch a signal from their electromagnetic wake, physicists propose.
- Astronomy
Supernova hurls star out of the galaxy
The fastest-moving star to leave the Milky Way might have been launched by a nearby exploding star.
- Animals
Killer whales follow postmenopausal leaders
Taking the lead on salmon hunts may be postmenopausal killer whales’ way of sharing their ecological knowledge.
- Health & Medicine
Hepatitis E vaccine shows strong coverage
A large trial in China indicates that a vaccine can provide 87 percent protection against the hepatitis E virus, which infects 20 million people a year.
- Humans
Ancient jaw may hold clues to origins of human genus
A 2.8-million-year-old fossil from Ethiopia raises questions about the origins and evolution of the human genus, Homo.
- Neuroscience
Brain cells predict opponent’s move in game-playing monkeys
Newly discovered brain cells help monkeys predict whether a companion will cooperate.
- Plants
Tropical plant knows whose bill is in its flowers
A rainforest plant avoids inbreeding by accepting pollen only from hummingbird species that must travel to reach it.
- Quantum Physics
Trying to get the down-low on gravity
A twist on a classic quantum mechanics experiment could lead to the discovery of elusive gravitons.
- Astronomy
Planet collisions may have rearranged crowded solar systems
Solar systems discovered by Kepler with just one or two worlds may be remnants of planet families that were once far more crowded.
