Science

At 122 feet long, The Titanosaur has to poke its tiny head out of the entryway to fit in the exhibit hall.

Here's How You Squeeze the Biggest Dinosaur Into a New York City Museum

A team of specialists had to get creative to mount a towering Titanosaur inside the American Museum of Natural History

The porcupine is among the animals that thrive beneath winter snows.

Age of Humans

There's a Secret World Under the Snow, and It's in Trouble

How do animals survive under the snow? We're only beginning to understand—just as climate change may rewrite everything

Christa McAuliffe received a preview of microgravity during a special flight aboard NASA's KC-135 "zero gravity" aircraft. She was to be the first in a series of civilians in space

The Challenger Disaster Put an End to NASA’s Plan to Send Civilians Into Space

On the 30th anniversary of the space shuttle tragedy, a look back at an ambitious plan to put the rest of us into orbit

Brain Scans Could Identify Kids at Risk of Depression

Knowing who's at risk before the disease strikes could make preventative treatments possible

An arch made from a bowhead whale jaw stands over traditional whaling boats in Barrow, Alaska.

As the Arctic Erodes, Archaeologists Are Racing to Protect Ancient Treasures

Once locked in frozen Alaskan dirt, Iñupiat artifacts are being lost to the sea, sometimes faster than scientists can find them

Journey to the Center of Earth

Journey to the Center of Earth

Drill deep into the mysteries of our home planet, from the surface all the way down to the core

The drill bit that the Atlantis Bank expedition broke near the start of operations. Three of the four "cones" used to dig the hole have snapped off.

A Decades-Long Quest to Drill Into Earth's Mantle May Soon Hit Pay Dirt

Geologists have had to contend with bad luck, budget cuts and the race to the moon in their efforts to drill deep into our planet

Solar panels and wind turbines could help the U.S. reduce carbon emissions for cheaper than you think.

New Research

The U.S. Could Switch to Mostly Renewable Energy, No Batteries Needed

Better electricity sharing across states would dampen the effects of variable weather on wind and solar power

Ask Smithsonian: Can Elephants Jump?

The question is why would an animal weighing up to 16,000 pounds need to jump?

This visualization, built using data from the Planck satellite, shows the swirls of the Milky Way's magnetic field. The orange region represents the galactic plane.

Think Big

Where Are All the Aliens? Taking Shelter From the Universe's Radiation

Earlier life-forms across the cosmos may have faced thousands to millions of times the cosmic ray dose that we do today

The transporter in this artwork is called the Clarke Clipper, after the British science-fiction author Arthur C. Clarke, who wrote about space elevators in his novel The Fountains of Paradise.

People Are Still Trying to Build a Space Elevator

Though key players have distanced themselves from the concept, a new film examines the continuing draw behind the sci-fi staple

The age-defying Pheidole dentata hard at work.

New Research

These Unusual American Ants Never Get Old

<em>P. dentata</em> ants are among the very few species to show no signs of deterioration as they age

This ancient skull has a terrible tale to tell.

New Research

An Ancient, Brutal Massacre May Be the Earliest Evidence of War

Even nomadic hunter-gatherers engaged in deliberate mass killings 10,000 years ago

Rocky bodies that slammed into early Earth might have been integral in setting up the conditions for our magnetic field.

Journey to the Center of Earth

Humble Magnesium Could Be Powering Earth's Magnetic Field

The common element could have been driving the planet's dynamo for billions of years

Pictures? No problem. But don’t expect much information. A crew tends to the X-37B after it landed at Vandenberg Air Force Base in October 2014, after 674 days in orbit.

What’s the Secretive X-37 Spaceplane Doing Up There?

The Air Force isn’t saying, so we asked other spaceplane experts

A concept (preliminary) rendering for the Mulciber Stove, which its inventors say gives off less smoke per hour than one cigarette.

Future of Energy

How to Modernize the Wood Stove and Help Save the Planet

The humble wood stove is getting a high-tech makeover, and may be going green

How many more seats are left at the table?

When Will We Reach the End of the Periodic Table?

Even with new elements in hand, scientists are struggling to predict the future of the iconic chemical roadmap

Guess what? You have more roommates than you think.

New Research

Dozens of Insects and Spiders May Live in Every Room of Your House

A survey of 50 North Carolina homes turned up just five rooms that were completely free of arthropods

Chimpanzees engage in social grooming in Gombe National Park.

New Research

Social Contact Helps Beneficial Gut Bacteria Spread

A study of chimp poop suggests that social animals share a collective microbiome that might help regulate health

A Hoplophoneus pseudo-cat skull in the collections of the Natural History Museum of Utah.

The Dakota Badlands Used to Host Sabertoothed Pseudo-Cat Battles

The region was once home to a plethora of catlike creatures called nimravids, and fossils show they were an especially fractious breed

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