Science

Holiday feasts can be celebratory but also sustainable with a few simple tweaks.

Age of Humans

How to Have the Most Sustainable Thanksgiving Ever

Traditions and turkey don't have to be incompatible with Earth-friendly practices

This composite image features Pluto and its largest moon Charon in enhanced color.

New Research

Sorry Pluto, You Still Aren’t a Planet

A new test for planetary status leaves the diminutive world and its dwarf planet kin out of the family portrait

This creamy expanse is Sputnik Planum, the western lobe of the heart-shaped feature on Pluto.

New Research

Pluto May Have Ice Volcanoes at the Bottom of Its Heart

Two southern peaks have depressions that hint they once spewed icy slurry onto the tiny world's surface

A large display case holds the fossil of a plesiosaur at the Natural History Museum in London.

New Research

A Long-Necked Marine Reptile Is the First Known to Filter Feed Like a Whale

The bizarre <em>Mortuneria</em> used sieve-like teeth to strain tasty morsels from the muddy Cretaceous seafloor

A bird watcher walks through a dried-up riverbed in the Netherlands in 2007.

Age of Humans

A New "Drought Atlas" Tracks Europe's Extreme Weather Through History

The data, based on tree rings, fills in details about past events and could help improve climate modeling for the future

An artist's concept of NASA's Mars Atmosphere and Volatile Evolution (MAVEN) mission at Mars.

New Research

The Sun Stole Part of Mars' Atmosphere, and NASA Was Watching

Observations from the MAVEN spacecraft should help scientists figure out if and when Mars had the right conditions for life

Seasonal affective disorder can cause people to feel isolated and hopeless.

New Research

Talking Is the Latest Tool for Battling Seasonal Depression

A large-scale study suggests that talk therapy may have longer-lasting benefits than light boxes for treating wintertime blues

The Dakotaraptor fossil, next to a paleontologist for scale.

New Research

New Winged Dinosaur May Have Used Its Feathers to Pin Down Prey

Meet "the Ferrari of raptors," a lithe killing machine that could have taken down a young <em>T. rex</em>

The weasel-like fisher, an already at-risk animal, faces threats of poison from pot farms.

New Research

Illegal Pot Farms Are Killing Rare Animals With Bacon-Scented Poison

Marijuana plots hidden in California’s forests are inadvertently poisoning protected mammals called fishers

These galaxies are smiling at you thanks to general relativity.

Think Big

Seven Simple Ways We Know Einstein Was Right (For Now)

For the past 100 years, these experiments have offered continued evidence that general relativity is our best description of gravity

“If I go look for dinosaurs, I will find them, because there’s tons of them out there,” says Kirk Johnson, the director of the National Museum of Natural History and the star of a new Nova series "Making North America."

Smithsonian’s Kirk Johnson Steps Up to Be the Rock Star of Geology

The new PBS science series “Making North America” features the director of the National Museum of Natural History

Pepper, the southern boobook. The southern boobook is Australia’s smallest and most common owl. It gets its name from the sound of its hoot.

Bird Watching Has Never Been More Fun

These photos by portraitist Leila Jeffreys are for the birds

Samples of cultured meat grown in a laboratory are seen at the University of Maastricht on November 9, 2011. Scientists are cooking up new ways of sustainably feeding the world's hunger for resource-intensive foods like meat products.

Age of Humans

Strange Foods of the Future: The Planet Can Stomach Them, But Can You?

These unusual delicacies could become the staple foods of the future

An artist's rendering of the MOA-2011-BLG-262 system, which hosts a potential exomoon orbiting a Jupiter-like planet.

New Research

In a Rare Pairing, a Venus-Like Planet Has Been Found Around a "Failed Star"

The system offers clues to the way planets and moons form and may aid in the quest to find habitable worlds across the galaxy

Giant pumpkins wait in line for their weigh-in at a 2014 competition in Kasterlee, Belgium.

The Secret to Growing the World's Largest Pumpkin

From special seeds to helpful fungi, creating a monster takes more than just sunlight and soil

Five Things We've Learned About Fear Since Last Halloween

Including why screams get our brain's attention and why a drop of "love hormone" in our nose could make us less fearful

Live near a cemetery? Better check your drinking water.

Arsenic and Old Graves: Civil War-Era Cemeteries May Be Leaking Toxins

The poisonous element, once used in embalming fluids, could be contaminating drinking water as corpses rot

When a walk in the park is your worst nightmare.

New Research

Why Do Humans Have Allergies? Parasite Infections May Be the Trigger

Protein analysis suggests that antibodies that evolved to fight parasites might be turning their focus to otherwise harmless agents

A fisher in New England empties cod from a drag net.

Age of Humans

Why Smarter Fishing Practices Aren't Saving Maine Cod From Collapse

Warming waters are undermining the recovery of the already troubled Gulf of Maine fishery

What makes these guys creepy?

On the Science of Creepiness

A look at what’s really going on when we get the creeps

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