News
-
PhysicsIn a first, Galileo’s gravity experiment is re-created in space
A key principle of general relativity holds up in a new space-based test.
-
Materials ScienceNew 3-D printed materials harness the power of bacteria
The three-dimensional materials contain live bacteria and could generate wound dressings or clean up pollutants.
-
AstronomyWe still don’t know where the first interstellar asteroid came from
Astronomers are tracking stars to see if one of them launched the first interstellar asteroid at Earth.
-
PhysicsCollision illuminates the mysterious makeup of neutron stars
Scientists size up neutron stars using gravitational waves and light.
-
AnimalsScallops’ amazing eyes use millions of tiny, square crystals to see
Each of a scallop’s many eyes contains an intricate mirror made from millions of crystals.
-
GeneticsBats in China carry all the ingredients to make a new SARS virus
Viruses infecting bats could recombine to re-create SARS.
-
AnimalsJackpot of fossilized pterosaur eggs unearthed in China
A treasure trove of pterosaur eggs and embryos gives tantalizing clues to the winged reptile’s early development.
-
AnthropologyStrong-armed women helped power Europe’s ancient farming revolution
Intensive manual labor gave ancient farm women arms that female rowers today would envy.
By Bruce Bower -
Health & MedicineTestosterone may be one reason why men don’t get asthma as much as women
Adult women have higher rates of asthma than men, and testosterone’s effect on the immune system may partly explain that difference.
-
AnimalsMost blue whales are ‘righties,’ except for this one move
Though many blue whales tend to be “right-handed” when hunting for krill, one specific barrel roll move requires a lefty twist.
-
OceansIn the deep ocean, these bacteria play a key role in trapping carbon
Mysterious nitrite-oxidizing bacteria capture more carbon than previously thought and may be the primary engine at the base of the deep ocean’s food web.
-
AnimalsRough lessons can lessen the pull of human scent on a mosquito
A form of aversion therapy for mosquitoes shows they can connect human scent to a bad experience.
By Susan Milius