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03 February 2016, 12:07 PM ET
People who drive after smoking marijuana are at greater risk of car crashes, but blood tests to check for the drug may not be a reliable way to catch impaired drivers, a new study suggests.
03 February 2016, 10:40 AM ET
Health officials released an update to the schedule of vaccines recommended for children.
03 February 2016, 08:54 AM ET
An unfortunate death for an aroused male arachnid gives researchers a rare look at ancient harvestman genitalia.
03 February 2016, 08:27 AM ET
A book written by samurai in 1888 reveals martial arts practices for police of the day. These highly guarded techniques were revealed in text and illustrations.
02 February 2016, 09:13 PM ET
The highly guarded martial arts practices are revealed in this 1888 book in which samurai help train police in their techniques, which included how to tie suspects up using paper string and non-lethal ways of fighting.
02 February 2016, 08:30 PM ET
A 99-million-year-long erection? Well, sort of: Scientists discovered a spider relative trapped in amber, with its erect penis preserved. Here's a look at the male daddy longlegs in all its glory.
02 February 2016, 07:02 PM ET
North American brown snakes are nonvenomous, unlike the Australian variety, which is among the most venomous in the world.
02 February 2016, 06:47 PM ET
Some experts say camel's milk may help fight a number of diseases, including diabetes, cancer, shingles and autism.
02 February 2016, 05:25 PM ET
Winter storm Jonas brought with it record-breaking amounts of snow and winds when it plowed through the northeastern and mid-Atlantic United States in late January. Now, scientists at NASA have created a map showing the direction and speeds of the gusts.
02 February 2016, 05:01 PM ET
Scientists are exploring the possibility of using genetically modified mosquitoes to curb the spread of the Zika virus.
02 February 2016, 04:44 PM ET
A person in Dallas appears to have spread Zika virus to another person through sex, health officials said today.
02 February 2016, 02:58 PM ET
To prevent another Dust Bowl, don't plant the wrong seeds.
02 February 2016, 02:44 PM ET
Acclaimed writer Amy Tan — author of numerous best-selling novels, collections of essays and children's books — will now also be known for inspiring the name of Chtonobdella tanae, a ground-dwelling leech from Australia.
02 February 2016, 02:43 PM ET
On Saturday (Jan. 30), a team from the Massachusetts Institute of Technology (MIT) won the first stage of the SpaceX Hyperloop design competition, which was held at Texas A&M University in College Station.
02 February 2016, 02:29 PM ET
The car-size Curiosity rover was hard at work investigating Namib Dune — part of a larger complex of shifting dark Martian sand called Bagnold Dunes — when it captured the photo on Jan. 19.
02 February 2016, 02:16 PM ET
Scientists have decoded the bedbug's genome, and the findings might help researchers develop new ways to exterminate the blood-sucking parasites.
02 February 2016, 02:08 PM ET
A new study found that ravens seem to know when they're being spied upon by a rival who might steal from them, and then take steps to protect their food.
02 February 2016, 12:43 PM ET
Two tiny frogs hiding out in Taiwan are new species to science and it turns out the tadpoles of the newfound tree frogs munch on their mom's gooey, unfertilized eggs. The frogs also have brilliant-colored eyes.
02 February 2016, 12:14 PM ET
The global managing director for public policy at The Nature Conservancy, Lynn Scarlett served at Acting Secretary of the U.S. Department of the Interior in 2006 and currently chairs the Science Advisory Board of NOAA.
02 February 2016, 12:14 PM ET
What do you give the geek who has everything? Perhaps one of these science- or tech-inspired gifts.
02 February 2016, 10:42 AM ET
It's not likely that there will be large outbreaks of Zika virus infections in the U.S., officials say. Here's a look at why.
02 February 2016, 10:20 AM ET
A transparent material that can be attached to a smartphone's touch screen could help the device generate electricity whenever anyone taps it, researchers in China say.
02 February 2016, 08:46 AM ET
Early this morning, the Punxsutawney Phil signaled that spring is near as he saw his shadow in his 130th prediction. How often does he get it right?
02 February 2016, 07:30 AM ET
New wound dressings aimed at helping people whose wounds won't heal have an unconventional source: human placental tissue.
02 February 2016, 07:17 AM ET
Any sharks that want to enhance their reputation as fearsome predators should follow the lead of a sand tiger shark at the Coex Aquarium in Seoul, that surprised aquarium goers by devouring a fellow shark, and taking nearly a day to finish the job.
01 February 2016, 09:25 PM ET
Let’s face it: gossips get a bad rap.
01 February 2016, 06:35 PM ET
Recent increases in the number of babies in Brazil born with microcephaly — underdeveloped skulls and brains — that has been associated with outbreaks of the Zika virus constitute a public health emergency of international concern.
01 February 2016, 05:15 PM ET
Punxsutawney Phil may not know it, but groundhogs were part of the menu on Groundhog Day in the late 1800s.
01 February 2016, 04:36 PM ET
The U.S. military's next-generation F-35 fighter jets will make their long-awaited overseas debut this summer at two air shows in the United Kingdom, Air Force officials recently announced.
01 February 2016, 04:16 PM ET
Thousands of dead seabirds have washed up on Alaskan shores over the past nine months. And while a dead bird washing ashore is a fairly common occurrence, these large numbers are leaving scientists concerned and confused.
01 February 2016, 03:11 PM ET
Flu season has started, and although it's not as bad as last year's, there have been reports of severe illness in some young and middle-age adults, according to the CDC.
01 February 2016, 02:21 PM ET
As we enter a fourth industrial revolution, business may turn sharply towards conservation.