Nitpicking the Lice Genome to Track Humanity’s Past Footsteps
Lice DNA collected around the planet sheds light on the parasite’s long history with our ancestors, a new study shows
Video: This Stretchable Battery Could Power the Next Generation of Wearable Gadgets
Durable and rechargeable, the new battery can be stretched to 300 percent of its size and still provide power
A new fleet of nanosatellites is zooming through space
Climate Change is Reducing Our Ability to Get Work Done
Increased temperature and humidity have already limited humankind’s overall capacity for physical work—and it will only get worse in the future
Growing New Hearts Without Using Embryonic Stem Cells
A different type of stem cell—one used in asexual reproduction—can create new heart muscle tissue without raising ethical questions, new studies show
What Damage Could Be Caused by a Massive Solar Storm?
An enormous solar storm could short out telecom satellites, radio communications, and power grids, leading to trillions of dollars in damages, experts say
Melting Polar Ice Will Spike Sea Levels at the Equator
Expect higher sea levels in the equatorial Pacific and lower ones near the poles by 2100, according to new research
An Artificial Ear Built By a 3D Printer and Living Cartilage Cells
Cornell scientists used computerized scanning, 3D printers and cartilage from cows to create living prosthetic ears
Some Mosquitoes Become Immune to DEET After Just a Few Hours of Exposure
A new study indicates that roughly half become habituated to the smell of DEET over time, reducing its effectiveness as a repellent
Will the Next Lake-Effect Snowstorm be Severe? Ask Mountains Far Far Away
Scientists use computer simulations to test how geographic features help create intense snowstorms that blanket cities near lake shores with snow
Any Two Pages on the Web Are Connected By 19 Clicks or Less
There are more than 14 billion pages on the web, but they are linked by hyperconnected nodes, like Hollywood actors connected through Kevin Bacon
Parched Middle East Faces Severe Water Crisis
Drought and over-pumping has led to groundwater losses in the Middle East that equal almost the entire volume of the Dead Sea, a new study shows.
Climate Change’s Latest Victim: Canada’s Outdoor Ice Rinks
A new project asks citizens to monitor their backyard rinks, helping to track how a warming climate is affecting Canada’s skating tradition
Flushing Your Anti-Anxiety Pills Down the Toilet Could Affect the Behavior of Wild Fish
A study shows that wild perch are less fearful, eat faster and are more anti-social when exposed to a common pharmaceutical pollutant
Study Predicts Political Beliefs With 83 Percent Accuracy
Scans show that liberals and conservatives use different parts of the brain when they take risks, helping to pinpoint the political party a person prefers
Meet Indonesia’s New Owl Species
The new species of owl makes a distinctive “pwok” call and is unique to just one island in Indonesia
Is It Love? Why Some Ocean Animals (Sort Of) Mate For Life
A look at the mating systems of some monogamous ocean animals show that finding life partners helps species protect themselves and their young
This Sea Slug Discards Its Penis After Sex and Grows Another
Chromodoris reticulata, native to the Pacific, engages in mating behavior previously unknown in the rest of the animal kingdom
Trash Threatens Fragile Antarctic Environment
Decaying field huts, open pits of trash and oil-slicked beaches mar King George Island, a logistical hub for Antarctic research
An Asteroid Will Skim Right By the Earth on Friday Afternoon
The 147-foot-wide rock will pass a scant 17,200 miles from Earth’s surface, under the orbits of some telecom satellites
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