Mars' halcyon times may have been fleeting
Cold and dry today, Mars was previously warm and wet but possibly only at intervals, a study published on Sunday suggests.
Glasses strong as steel: A fast way to find the best
Scientists at Yale University have devised a dramatically faster way of identifying and characterizing complex alloys known as bulk metallic glasses (BMGs), a versatile type of pliable glass that's stronger than steel.
How a Silly Putty ingredient could advance stem cell therapies
The sponginess of the environment where human embryonic stem cells are growing affects the type of specialized cells they eventually become, a University of Michigan study shows.
Polymer microparticles could help verify goods
Some 2 to 5 percent of all international trade involves counterfeit goods, according to a 2013 United Nations report. These illicit products—which include electronics, automotive and aircraft parts, pharmaceuticals, ...
Power arm band for wearables harvests body heat
Researchers develop ErSb nanostructures with applications in infrared and terahertz ranges
In a feat that may provide a promising array of applications, from energy efficiency to telecommunications to enhanced imaging, researchers at UC Santa Barbara have created a compound semiconductor of nearly ...
Research team develops method to strengthen elastomers
Researchers find sulfur reducers were at work on the early Earth
(Phys.org) —A lot can happen to a rock over the course of two and a half billion years. It can get buried and heated; fluids remove some of its minerals and precipitate others; its chemistry changes. So ...
Faraway moon or faint star? Possible exomoon found
(Phys.org) —Titan, Europa, Io and Phobos are just a few members of our solar system's pantheon of moons. Are there are other moons out there, orbiting planets beyond our sun?
Hubble extends stellar tape measure 10 times farther into space
(Phys.org) —Using NASA's Hubble Space Telescope, astronomers now can precisely measure the distance of stars up to 10,000 light-years away—10 times farther than previously possible.
Scroll that mentions Jesus's wife is ancient, scientists confirm
A ancient piece of papyrus that contains a mention of Jesus' wife is not a forgery, according to a scientific analysis of the controversial text, US researchers said Thursday.
Fruit flies, fighter jets use similar nimble tactics when under attack (w/ Video)
When startled by predators, tiny fruit flies respond like fighter jets – employing screaming-fast banked turns to evade attacks.
Sunlight generates hydrogen in new porous silicon
Porous silicon manufactured in a bottom up procedure using solar energy can be used to generate hydrogen from water, according to a team of Penn State mechanical engineers, who also see applications for batteries, ...