Video Archive
03 March 2014, 04:27 PM ET
Researchers have created a sensor-embedded, replica of the heart's outer wall that could be used to treat and monitor heart rhythm disorders such as atrial fibrillation.
03 March 2014, 04:12 PM ET
You may wear your fitness tracker so often you never miss a step, but all that activity may cause your tracker to get dirty, sweaty or smelly. But after you clean it, make sure to dry it immediately and completely.
03 March 2014, 02:31 PM ET
Some fitness trackers have sleek, featureless surfaces. But will they tell you all you need to know? Here's what to look for.
03 March 2014, 02:19 PM ET
Are you a cross-country runner? Do you hike for exercise? If not, you may be able to save some money. Mike Prospero explains how to tell for sure.
28 February 2014, 04:12 PM ET
Haitian-Ameican, post-doctoral fellow Wanda Eugene designs technology interfaces that meet users where they are.
28 February 2014, 04:08 PM ET
California is fed up with cleaning up the plastic that collects on its waterways and beaches, but whose responsibility is it to clean up this made-made marvel that never breaks down? The plastic manufacturers make the stuff…should they clean it up?
28 February 2014, 03:59 PM ET
This videos shows Ray tracing visualization of groundwater flowing through limestone aquifers in South Florida.
28 February 2014, 01:15 PM ET
Cleaning up the plastic debris on California's beaches is a costly venture ($420 million to be exact), and a recently proposed bill could incentivize plastic producers to reduce packaging waste and make them pay for part of the clean up.
27 February 2014, 03:41 PM ET
This massive, 530-pound (240 kilograms) deep sea diving suit, called the Exosuit, is a one-of-a-kind pressurized diving suit designed to let scientists observe sea life at depths as far 1,000 feet (305 meters).
27 February 2014, 02:40 PM ET
Researchers at the University of Hawaii and the University of Tokyo outfitted sharks with sophisticated sensors and video recorders to measure and see where they go, how they get there, and what they do once they reach their destinations.
27 February 2014, 12:35 PM ET
Snow, a juvenile harp seal, returned to the Gulf of Maine on Feb. 26 after spending a month at the Marine Animal Rehabilitation Center at the University of New England in Biddeford, Maine after being found critically dehydrated on a marsh.
26 February 2014, 10:14 AM ET
The documentary "Particle Fever" tells the story of the launch of the Large Hadron Collider at CERN, in Switzerland, and six of the scientists whose careers depend on what the LHC finds.
25 February 2014, 05:32 PM ET
For International Polar Bear Day, Google Maps unveiled Street View imagery of polar bears in their natural habitat, in Churchill, Canada.
25 February 2014, 10:06 AM ET
Peru's Manu National Park is home to 287 species of reptiles and amphibians, making it the most diverse protected area on the planet.
22 February 2014, 07:21 AM ET
The film shows: 1. The patient in the augmented reality environment, 2. when he is practising specific arm movements with a racing game, 3. when he is executing random motions requested by the computer, and more.
21 February 2014, 05:54 PM ET
For the average person, knowing your beats-per-minute may be interesting, but it remains to be seen whether this can help make you more healthy. Live Science Senior Writer Rachael Rettner explains why.
21 February 2014, 05:44 PM ET
Several new activity trackers allow users to constantly measure their heart rate throughout the day. Live Science Senior Writer Rachael Rettner describes how they get their data.
21 February 2014, 05:31 PM ET
Some people may develop contact dermatitis from metallic nickel or other irritants in fitness bands worn on their wrists. Live Science News Writer Megan Gannon narrows down the cause of such blistering rashes, which are seldom more than a nuisance.
21 February 2014, 05:15 PM ET
Sleep experts are skeptical that accelerometers in most wearable fitness trackers can truly distinguish sleep states or even know when you’re just lying down but awake. Live Science Senior Writer Rachael Rettner tells why.
20 February 2014, 01:08 PM ET
Coiled fishing line and sewing thread work as artificial muscles. Heat activation causes the coils to contract or expand, which can be used to open or close a window to regulate the temperature inside a building.
19 February 2014, 07:39 PM ET
The World Resource Institute, along with 40 public and private partners, launched a new website on Feb. 20,, to track deforestation in near-real time.
19 February 2014, 02:43 PM ET
Mount Vesuvius rains down on Pompeii, and a tsunami floods its streets. The filmmakers used some artistic license in the eruption and its aftermath, but the general sequence of events is accurate.
18 February 2014, 05:30 PM ET
A video montage of bears crossing the Trans-Canada Highway.
18 February 2014, 11:18 AM ET
Asian elephants have been observed consoling and reassuring others who are in distress by using touch and vocalizations. This behavior is thought to be rare in the animal kingdom.
14 February 2014, 10:54 PM ET
Very active or athletic young woman who experience bone injuries, irregular menstrual cycles and less energy may be prone to this condition.
14 February 2014, 03:22 PM ET
Epitomizing the idea of a 'Conservative Conservationist', the Honorable Right John Gummer, Lord Deben is a conservative member of the UK's House of Lords and Committee on Climate Change, which is tasked with determining the country's carbon targets.
14 February 2014, 01:29 PM ET
Former coal miner Nick Mullins talks about the environmental and physical toll coal extraction takes on Appalachians.
13 February 2014, 02:01 PM ET
Engineers have created small robots that can build without a centralized plan. Like termites building mounds hundreds of times their size, they use simple information around them to decide the next step in the construction.
13 February 2014, 10:36 AM ET
The winter storm the battered the southeast United States has now settled over the Northeast. Over a foot of snow, damaging winds and ice are forecasted for Feb. 13th, 2014. NOAA's GOES-East satellite has been providing coverage.
12 February 2014, 06:10 PM ET
The NOAA GOES-East satellite has sent imagery down to Earth from Feb. 10-12, 2014. The storm is blasting the east coast of the United States with dangerous winter weather.
12 February 2014, 05:12 PM ET
In the first clip, crazy ants and fire ants fight over a grasshopper carcass. The crazy ants are able to clean themselves with a secretion that detoxifies the fire ants' potent bite. The second clips show this cleaning behavior more clearly.
12 February 2014, 02:56 PM ET
The Research and Education Cooperative Occultation (RECON) catalogues outer solar system Kuiper Belt objects while training high school students with real astronomical science.