Browse Bulletins
The Science of Speciation—Molecular Adaptation in Vampire Bats
Blood-feeding bats get decoded.
Human Population Through Time
200,000 years of human population data.
When Carnivores Took to the Water
An AMNH scientist finds clues to carnivore evolution in the inner ear.
Sharks—the Present (1 of 2)
Working to conserve shark populations.
Sharks—the Past (2 of 2)
Comparing living sharks with their fossilized ancestors.
Opening Up the Pocket Shark
AMNH scientists virtually dissect a rare and fragile pocket shark.
Distant Quasars: Shedding Light on Black Holes
Gravitational lensing reveals a very hungry black hole.
Sea Creatures Face the Acid Test
An AMNH scientist looks into the mysterious extinction of ammonites.
Gravitational Waves Detected
LIGO detectors open a new window on the universe.
Shedding Light on Type Ia Supernovae
AMNH researchers examine the chemistry of exploding stars.
The Hunt for Planet X
A large, unseen planet may be lurking in the furthest reaches of our solar system.
Phobos—A Groovy Moon
Mars's larger moon may be cracking up.
Super Corals—For the Future (1 of 3)
Investigating corals that thrive in warming oceans.
Super Corals—A Closer Look (2 of 3)
Investigating corals that thrive in warming oceans.
Super Corals—Understanding the Science (3 of 3)
Investigating corals that thrive in warming oceans.
New Horizons Brings Pluto Into Focus
Flyby delivers sharpest view of distant, icy world.
Skull X-Rays Reconstruct Extinct Carnivores’ Bite
Models from scans help decipher ancient animals’ diets.
Field Notes From Madagascar
A scientific expedition yields hundreds of specimens.
Hubble Space Telescope: 25 Years and Counting
A landmark anniversary for a powerful telescope.
Lighting Up Chandra’s X-Ray Views
Wavelengths across the spectrum illuminate Chandra images.
Exploring a Star’s Death in 3D
Gas traces in a supernova remnant map the star's violent end.
Guinea Worm: Countdown to Zero
Health workers are close to eradicating a painful parasite.
Scientists Save Penguin Chicks
Conservationists provide a lifeline for malnourished birds.
Explore21: Expedition to the Solomon Islands—The Tech
Cameras capture glowing life.
Explore21: Expedition to the Solomon Islands—The Fish
Glowing is widespread in reef fish.
Explore21: Expedition to the Solomon Islands—The Expedition Begins
Life glows in ocean depths.
Rosetta Mission Lands Probe on Comet
A mission that began a decade ago reaches its destination.
Egg Patterns Identify Intruders
Software shows how pattern recognition could thwart nest invaders.
The Rise of Fire
The West’s fire regime is changing.
Keeling's Curve: The Story of CO2
How carbon dioxide's rise was discovered.
Sunken Remains Illuminate Native American Lineage
Rare, ancient remains reveal ancestral ties.
Jupiter’s Shrinking Storm
Time may be running out for the Great Red Spot.
Chernobyl’s Birds Adapt to Radiation
Birds in contaminated zone are healthier than expected.
Deciphering History’s Deadliest Pandemic
Experts examine relationships between flu strains for answers.
Mapping the Heat Beneath
A vast grid of surface detectors is revealing Earth’s hidden insides.
Habitat Corridors Benefit Isolated Plants
Linking habitats helps seeds spread.
Brains Process Sounds into Sight
Technology for the blind triggers unexpected brain activity.
Warm Forecast for Coral Reefs
In a warming world, where might coral reefs persist?
A Star’s Remains Reveal Its Dying Moments
High-energy emissions at a dead star’s core show how it exploded.
Chemical Defense Aids “Crazy Ant” Invasion
Erratic southern invaders repel rivals with acid.
Neanderthal DNA Persists in Humans
Neanderthal traces appear in genes for hair and skin.
Students Discover Young Supernova
Amid cloudy skies, a nearby stellar explosion is spotted.
Biodiversity Unveiled: New Animal Discoveries of 2013
Scientists identify thousands of new species.
Mapping Emotions in the Body
Scientists locate body regions where emotions spark a response.
Signs of Water Detected on Distant Worlds
Telescope observations reveal atmospheric water on exoplanets.
Seeing Planets Like Never Before
Exoplanet details are finally coming to light.
Microbial Warriors Battle Digestive Disease
Bacterial infusions can heal gut microbe imbalances.
Ozone’s Slow Recovery
Annual ozone holes still occur, but Earth’s ozone layer is mending.
Slow Loris Venom: Solving a Toxic Puzzle
A new study of the world’s only venomous primate.
When Good Bacteria Go Bad
Sharing space with bacteria leaves plenty of room for change.