There’s a new aurora in subpolar skies. Its name is Steve

Ocean array alters view of Atlantic ‘conveyor belt’

Strong tides may have pushed ancient fish to evolve limbs

Thunderstorm-triggered asthma attacks put under the microscope in Australia

Tiny device could help you hear better underwater

Glassy debris points to relatively recent asteroid impact in southeast Asia

Sinking of Mexico City linked to metro accident, with more to come

Antarctic eruption could ‘significantly disrupt’ international air traffic

Honey bees fill ‘saddlebags’ with pollen. Here’s how they keep them gripped tight

These mussels could be key to decontaminating New York City’s dirty waters

Five new asteroids surprise astronomers in Hubble images

Explosions on the sun’s surface explain its extremely hot outermost layers

Japanese tsunami transported hundreds of species to the United States and Canada, as this video reveals

This 300-million-year-old marine reptile had scoliosis

Spinning metal sails could slash fuel consumption, emissions on cargo ships

Are arches like these going to collapse? Meet the scientist who’s trying to find out

3D-printed ovaries restore fertility in mice

These winemaking regions are most at risk from natural hazards

Morning glory seeds are tough enough for an interplanetary trip

How many tree species are there? More than you can shake a stick at, new database reveals

There’s a strange tree-killer on the loose in the Amazon: logjams

Plastic makes up nearly 70% of all ocean litter

Why do the world’s largest trees have some of the smallest leaves?

Here are some of the world’s worst cities for air quality

A greener way of making vanilla

It’s safe to return to some parts of Fukushima, study suggests

Melting glaciers around Mount Everest may be forming killer lakes

‘Slow-release’ fertilizer boosts crop yields, reduces environmental damage

Fukushima residents exposed to far less radiation than thought

Underwater probes detect ‘sea cyclones’ off coast of Africa

How drones could become a farmer’s best friend

Van-mounted sensors detect heavy polluters in the Los Angeles Basin

Watch a dolphin swim with a first-of-its-kind artificial fluke

Air bubbles sink and steel spheres rise in an unusual fluid

Want to swim fast? Spread your fingers

DNA collected from seawater may solve mysteries about world’s largest fish

These images were created on the paper of the future

Listen to the music of proteins folding

Tiny Himalayan country may not be as immune to earthquakes as thought

Solar storms can weaken Earth’s magnetic field


Nutrient-Rich Water Around Seamounts Lures Top Predators

Calm Waters off Hawaii Harbor a “Nursery” of Sea Life

Fresh Insights into What Protects Antarctica’s Ross Ice Shelf

Gulf Stream Slowed as Hurricanes Struck

Students Get Help from Weather Radar to Find Space Rock Remains

After Obliteration, How Long Until Life Returned?

Offshore Islands Might Not Shield Coastlines from Tsunami Waves

Ice Caves atop a Volcano Give Taste of Otherworldly Science

Signatures of Dinosaur Poop Found in Cretaceous Coal Seams

Storms May Have Produced Most Mediterranean “Tsunami” Deposits

Satellite Quantifies Carbon Dioxide from Coal-Fired Power Plants

Faults off Alaska Look Akin to Those Behind 2011 Japan Disaster

Caribbean Sediment Traced to 1755 Portuguese Quake and Tsunami

Big Space Rock to Pass near Earth on Friday

Panama Study: Tallest Tropical Trees Died Mostly from Lightning

Indonesian Cave Reveals Nearly 5,000 Years of Tsunamis

Seafloor Data from Lost Airliner Search Are Publicly Released

Algorithm Discerns Where Tweets Came from to Track Disasters

Science Explains “Rough and Chaotic” Cloud Feature

Tornado Casualties Depend More on Storm Energy Than Population

New Technique Reveals Iceberg Calving Process

Glacial Outburst Flood near Mount Everest Caught on Video

Kilimanjaro’s Iconic Snows Mapped in Three Dimensions

Mounting Litter Spotted on Arctic Seafloor

Tsunamis Leave a Telltale Chemical Trail