Space

Curtains of light weave across the sky over Fairbanks, Alaska, on September 12.

Powerful Solar Flare Paints the Sky With Candy-Colored Auroras

Two back-to-back flares sent clouds of charged particles racing toward Earth, creating auroras that may last through the weekend

Screenshot of fire burning in space.

Zero-G Fire Pulses Like a Jellyfish on the Space Station

Balls of fire burning in low gravity could help scientists create cleaner, more efficient engine fuels

Getting Ready for Rosetta to Unlock a Comet’s Secrets

The lander will hopefully reveal new truths about what the icy objects actually are

Scientists observed the view down the borehole via a computer at the surface as they drilled into the Antarctic ice to reach Lake Whillans.

New Research

Thousands of Microbe Species Live in This Buried Antarctic Lake

Drilling through half a mile of ice let scientists uncover the first solid evidence of life in a subglacial lake

The full moon is seen near Earth's horizon from the International Space Station.

Earth Is Making the Moon All Warm and Soft on the Inside

A new model boosts the notion that a layer of rock near the moon’s core is squishy and perhaps partially melted

A statue in front of the Holy Cross church in Warsaw, Poland, guides viewers toward the August 2014 supermoon.

Inspiring Photos of the Biggest, Brightest Supermoon of 2014

Feast your eyes on these snapshots from around the world

Google hosts its fourth-annual science fair. Shown here, the 2013 winners.

Google Thinks These 18 Teenagers Will Change the World

The global finalists of this year’s Google Science Fair take on cyberbullying countermeasures, tar sands cleanup and wearable tech

Think Big

Watch the Universe Evolve Over 13 Billion Years

A new computer simulation, called Illustris, can take you on an epic journey through space and time

Galileo Demonstrating Telescope

Art Meets Science

Was Shakespeare Aware of the Scientific Discoveries of His Time?

For his new book, Dan Falk followed a group of scholars who argue, unlike most, that the playwright was up to speed with the latest astronomy

Preparing for the Next Step in Manned Spaceflight

NASA prepares to send humans into deep space

Life in the Cosmos

Sara Seager’s Tenacious Drive to Discover Another Earth

Planetary scientist Sara Seager has turned tragedy into tenacity in her search for new Earths among the stars

Less than a mile from the South Pole, the Dark Sector Lab’s Bicep2 telescope (at left) searches for signs of inflation.

Listening to the Big Bang

Just-reported ripples in space may open a window on the very beginning of the universe

A view of the installation of the ATLAS portion of the Large Hadron Collider at CERN.

Art Meets Science

Art and Science Collide in the Discovery of the Higgs Boson

<i>Particle Fever</i>, a documentary about the physicists who found the "God particle," suggests doing science isn’t that different from making art

From the National Air and Space Museum / Udvar-Hazy Center.

The Story of NASA’s Jet-Propulsion Backpack

Thirty years ago, astronauts set out on the first untethered space odyssey

The Intel Science Talent Search honored the top winner and nine esteemed runners-up of its 2014 competition at a black-tie affair in Washington, D.C.

These Teenagers Have Already Accomplished More Than You Ever Will

The winners of this year's Intel Science Talent Search take on flu vaccines, stem cells and tools for diagnosing cancer

The planet Kepler-22b, shown in this artwork, is the right size and distance from its star to support liquid water, and perhaps life.

Life in the Cosmos

The Search for Life Across the Universe

Smithsonian astrophysicist Jeremy Drake explains how the question changed from "if" life will be found elsewhere to "when" and "where"

It is time that we drop Hollywood’s humanoid view of extraterrestrials. In reality, David Aguilar says, “We are going to find bizarre adaptations.”

Life in the Cosmos

What Will Extraterrestrial Life Look Like?

Illustrator David Aguilar melds art and science to imagine how alien creatures might adapt to their environments

Observing the center of the Milky Way at Paranal Observatory.

Top 10 Travel Destinations for An Astronomy Geek

From the world's biggest telescopes to isolated islands, here are some of the best places to explore the cosmos

Why Carl Sagan is Truly Irreplaceable

No one will ever match his talent as the “gatekeeper of scientific credibility”

The immense emptiness of Mars' Meridiani Plains, taken by the Opportunity Rover during the month it was stuck in a sand rippled dubbed Purgatory. Full size version.

After Ten Years on Mars, Here Are the Most Beautiful Photos Taken by the Rovers

Over the last decade, Spirit and Opportunity captured stunning photos of rocks, dunes and vistas

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