A local star is the most massive ever detected.
Little brown bats may disappear from eastern North America in just 16 years.
Gut microbe study reveals that ancient diets suited our bodies better.
Beneficial gene enables Tibetans to thrive at high altitudes.
Evolutionary biology helps scientists fight malaria.
Scientists chart new asteroid territory in order to understand the early Solar System.
Overfishing has altered Namibia's coastal waters--but a native fish is keeping them productive.
A rock collected by the Apollo 17 mission in 1972 yields a surprise.
Beyond oil-coated pelicans, the spill imperils many lesser-known species.
What's the recipe for living a very long life?
Visit Alaska's boreal forest to learn its role in Earth's climate.
The Swift satellite, NASA's high-energy detector, is studying black hole mysteries.
Tiny transmitters reveal that bees pollinate flowers far and wide.
Why can't some teens resist taking risks?
In a nebula packed with stars, not all stay with the crowd.
New maps of global forests show where they are disappearing.
Mood disorders are linked to disturbances of circadian rhythms.
DNA analysis reveals a new—and deadly—strain of flu.
When oil spills invade ecosystems, impacts can last decades.
Scientists decode large parts of the Neanderthal genome.
Genetically speaking, how close are we to Neanderthals?
Asteroids may have delivered water to early Earth.
The Census of Marine Life is studying an ocean's worth of microscopic marine species.
A bacterial DNA sequencing project uncovers the diversity of microbes in humans.
State-of-the-art spacecraft observes our Sun with unprecedented detail.
Satellites go wide, then zoom in on galactic dust.
Marine life increases in protected waters.
Zoom from the Himalayas to the edge of the observable Universe—and back again.
Ancient crystals reveal Earth's earliest era.
Ancient quartz crystals reveal our young planet's magnetic field.
Coastal fog has declined for these iconic giants.
Astronomers get a fresh perspective on the Orion Nebula.
Overuse of fertilizer is making China's soils more acidic.
Skin cells become brain cells in a petri dish.
What's stretching space at an ever-faster pace?
Hubble is watching seasons change on the dwarf planet.
Hubble captures the most distant, ancient galaxies ever seen.
Humans are losing the big benefits that dung beetles bring to life on the planet.
The human genome can tell us the number of people that lived long ago.
AMNH astronomers have revealed a long-hidden star in the Big Dipper's handle.
Preserving species and habitats helps keep people safer from Lyme disease.
A powerful imaging technique may see early nascent brain damage from Lyme disease.
NASA's new infrared telescope is set to reveal thousands of space objects.
Alberta's oil sands industry contaminates local air and water.
Understanding viral links to cancer aids prevention and treatment.
Scientists are finding biological influences on obesity.
Genetic sequencing is revealing the secret haunts of shark fin hunters.
A picturesque Guatemalan lake is now struggling with cyanobacteria blooms.
Why are the Congo's fish evolving so quickly?
If climate change increases El Niño cycles, some primates may sink further into decline.