How Much Water Is in a Cloud and More Questions From Our Readers

Imaginary numbers, Roy Lichtenstein and much much more
April 2013 | By Smithsonian magazine

The Greening of the Arctic is Underway

As the climate changes, trees and shrubs are poised to take over tundra and alter the Arctic's ecosystems
March 31, 2013 | By Joseph Stromberg

Marshmallows: The Perfect Media for Demonstrating Principles of Physics

The gooey confections turn out to be a must-have for at-home science experiments
March 29, 2013 | By Mohi Kumar

This Microbe Isn’t Either Male or Female, It Has Seven Options to Choose Between

This little protozoa has seven different "mating types"
March 29, 2013 | By Colin Schultz

What Major World Cities Look Like at Night, Minus the Light Pollution

Photographer Thierry Cohen tries to reconnect city dwellers with nature through his mind-blowing composite images—now at New York City's Danziger Gallery
March 29, 2013 | By Megan Gambino

Microbes Buried Deep in Ocean Crust May Form World’s Largest Ecosystem

Far below the ocean floor, scientists have discovered a microbial community away from undersea vents, beyond the reach of the sun
March 29, 2013 | By Hannah Waters

Greenland’s Glaciers Are Hemorrhaging Ice, Best Seen By Photos from Space

Satellites snap pictures of Greenland's glaciers, which a new study shows are vanishing at an accelerated pace, helping to spike global sea levels
March 29, 2013 | By Claire Martin

Baby-Making Efforts May Produce Best Results in Winter And Early Spring

Men produce more and healthier sperm during this time of year
March 28, 2013 | By Rachel Nuwer

Astronomers Discover Baby Supernovae

This new type of mini-supernova doesn't destroy the star
March 28, 2013 | By Colin Schultz

Dinosaurs Have Feathers, Sure, But We May Have Got the Colors All Wrong

Dinosaurs had colorful plumage, but the palette may have been all wrong
March 28, 2013 | By Colin Schultz

Rare Crane Gets a Prosthetic Leg, Joins Hoard of Amazing Animal Prosthesis Users

Animal prosthetics are far behind our human blades, but they're making strides
March 28, 2013 | By Rose Eveleth

Methane on the Breath Is an Indication of Obesity

Manipulating the gut microbes that cause obesity's smell may help researchers figure out ways to help patients lose weight
March 28, 2013 | By Rachel Nuwer

Fast-Melting Arctic Ice Caused Massive Spring Snowstorms

Record lows of Arctic sea ice also accounts for last year's unusually warm spring
March 28, 2013 | By Rachel Nuwer

Nobody Chews Like You Chew

There are a few things that are distinct to every person—her fingerprints, voice, particular way of walking, and, it turns out, the way she chews
March 27, 2013 | By Rose Eveleth

Landslide “Quakes” Give Clues to the Location and Size of Debris Flows

Scientists can now quickly assess characteristics of a landslide soon after slopes fail, based on its seismic signature
March 27, 2013 | By Mohi Kumar

Oklahoma’s Biggest-Ever Earthquake Was Likely Man-Made

By injecting fluid deep underground, people may have caused Oklahoma's big 2011 earthquake
March 27, 2013 | By Colin Schultz

Night Owl And Early Bird Teens Think Differently

Night owls score higher than morning people on general intelligence, but morning people get better grades
March 26, 2013 | By Rachel Nuwer

Can A Brain Scan Predict Your Future Criminality?

Brain scans revealed which prisoners got picked up again after their release
March 26, 2013 | By Colin Schultz

Are You Here on Earth Just to Make Babies?

If so, what does that really mean for what we do each day, our culture and our society?
March 26, 2013 | By Rose Eveleth

The Myers-Briggs Personality Test Is Pretty Much Meaningless

Everybody relies on those four letters far more than they should
March 26, 2013 | By Rose Eveleth

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