NASA goal to snag an asteroid and bring a space rock close to Earth is a distraction from the effort to send humans to Mars, a top asteroid expert says.
Science
Top News
-
California employers aren't hiring as quickly as they could — but the economy isn't the damper.
-
-
-
-
Science Now
view the blog-
Got milk? If you’re drinking it to prevent bone fractures or to boost your overall health, you might want to go back to the fridge and opt for a yogurt or a slice of cheese instead.
-
The good stuff in chocolate brings not only good cheer and improved blood flow: A new study suggests it may have the power to turn back the clock on age-related memory loss. In research that will need to be replicated by larger trials, a concentrated daily dose of epicatechin, a...
-
All’s fair in love and war – particularly when love is war. Scientists studying the habits of two related species of harvester ants have discovered that during sex, the queens will essentially steal sperm from unwitting male ants of the other species.
-
Scientists have discovered two viruses that were preserved for 700 years in frozen reindeer poop collected from northern Canada.
-
You don’t see this every day. For the first time, astronomers have captured images of a nova very soon after the stellar explosion flared into existence and have tracked the fireball's dramatic expansion into space.
-
Prescription drug overdoses, a dangerous side effect of the nation’s embrace of narcotic painkillers, are a “substantial” burden on hospitals and the economy, according to a new study of emergency room visits.
Health & Medicine
view moreSpace
View more-
Even before this week's fiery explosion of an unmanned rocket bound for the space station, executives at Orbital Sciences Corp. had been working on a plan to retire the problem-plagued engines that powered it.
-
China launched an experimental spacecraft Friday to fly around the moon and back to Earth in preparation for the country's first unmanned return trip to the lunar surface.
-
To mark the solar eclipse that swept across the Southern California sky on Thursday — the first one seen in Los Angeles in 2 1/2 years — the Cosmic Cafe on Mt. Wilson was serving up sandwiches and chili.
Environment
View moreNutrition & Obesity
view more-
By reshaping the gastrointestinal tract, bariatric surgery appears to set in motion a cascade of physiological changes -- most obviously weight loss. But a new study suggests that such surgery may also be linked, in rare cases, to a headache condition caused by a leak of cerebrospinal fluid...
-
Remember when green coffee bean extract was the next big thing in weight loss, a remedy with positive clinical findings touted as a breakthrough by Dr. Mehmet Oz and aggressively hawked online?
-
When the Food & Drug Administration recalls your "all natural" dietary supplement for containing prescription pharmaceuticals, you may think that ensures a rapid restoration of the misbranded product to its wholesome natural state, right?
Human Behavior
-
The deceased Liberian Thomas Eric Duncan is unlikely to be the last person to carry the Ebola virus out of one of three West African countries, a new study suggests. Given current infection rates in Liberia, Sierra Leone and Guinea, a team of Canadian infectious disease specialists estimates...
-
Let's imagine for a minute that family resources had no impact on the likelihood that an American student would graduate high school and go on to earn a college degree or beyond. In this idealized world, which factors would influence a student's likelihood of academic achievement, and...
-
Sexting may be part of the new normal for teenagers who are on the verge of becoming sexually active, new research shows.
Loading