American families taking 'divergent paths,' study finds
After a period of relative calm during the 1990s, rapid changes in American families began anew during the 2000s, a new analysis suggests.
Plant with 'eggbeater' testure inspires waterproof coating
A floating weed that clogs waterways around the world has at least one redeeming feature: It's inspired a high-tech waterproof coating intended for boats and submarines.
Volcanoes played pivotal role in ancient ice age, mass extinction
(PhysOrg.com) -- Researchers here have discovered the pivotal role that volcanoes played in a deadly ice age 450 million years ago.
Giant super-earths made of diamond are possible
(PhysOrg.com) -- A planet made of diamonds may sound lovely, but you wouldn't want to live there.
Is the Milky Way doomed to be destroyed by galactic bombardment? Probably not
(PhysOrg.com) -- As scientists attempt to learn more about how galaxies evolve, an open question has been whether collisions with our dwarf galactic neighbors will one day tear apart the disk of the Milky Way.
Light at night linked to symptoms of depression in mice
Too much light at night can lead to symptoms of depression, according to a new study in mice. Researchers found that mice housed in a lighted room 24 hours a day exhibited more depressive symptoms than did similar mice that ...
A new way to make lighter, stronger steel -- in a flash
A Detroit entrepreneur surprised university engineers here recently, when he invented a heat-treatment that makes steel 7 percent stronger than any steel on record in less than 10 seconds.
Researchers Find Better Way To Manufacture Fast Computer Chips
(PhysOrg.com) -- Engineers at Ohio State University are developing a technique for mass producing computer chips made from the same material found in pencils.
Scientist: Temperate freshwater wetlands are 'forgotten' carbon sinks
A new study comparing the carbon-holding power of freshwater wetlands has produced measurements suggesting that wetlands in temperate regions are more valuable as carbon sinks than current policies imply, according to researchers.
Study: Learning Science Facts Doesn't Boost Science Reasoning
(PhysOrg.com) -- A study of college freshmen in the United States and in China found that Chinese students know more science facts than their American counterparts -- but both groups are nearly identical when it comes to ...