Video Archive
25 November 2015, 10:25 AM ET
With circles of spiky teeth, articulated armored plates and sharp spines, the 2mm-long Eokinorhynchus rarus, lived in China 535 million years ago. It’s related to modern insects, spiders, crustaceans and roundworms.
23 November 2015, 06:11 PM ET
Brookhaven National Laboratory chemist Ray Davis built an experiment to detect neutrinos coming from the Sun. He placed his detector nearly a mile underground in the Homestake gold mine in South Dakota.
18 November 2015, 10:44 AM ET
There’s a lot of love song and dance going on above our heads. Video (incl. slo-mo) of Blue-Capped Cordon-Bleu birds show the musical mating rituals of males and females.
17 November 2015, 02:55 PM ET
Containing human waste and using it’s nutrients is a challenge. Nearly a thousand children die each day from illness related to poor sanitation and hygiene.
17 November 2015, 01:08 PM ET
Do they cure colds? Prevent hair loss? Protect your heart? Mostly what they do is make supplement sellers wealthy - not make you and I more healthy. That said, certain added nutrition in pill form can be helpful, says the American Chemical Society.
17 November 2015, 11:56 AM ET
Genes linked to Acorn worms’ (Saccoglossus kowalevskii) breathing and feeding apparatus are present in humans, and may control parts of the same systems. Our common ancestor lived about 1 billion years ago.
16 November 2015, 02:14 PM ET
Swimming just below the water’s surface, a Sunburst diving beetle larva locates its target by visually "scanning” it with up-and-down head movements.
16 November 2015, 09:45 AM ET
Carnivores such as the Tyrannosaures rex and Allosaurus fragilis could produce wide jaw gape, giving them the ability to to maximize devastation to their prey.
12 November 2015, 01:02 PM ET
For at least the past 50 years, about half of all Earth’s carbon dioxide emissions - human and natural - have been absorbed by the land and oceans. Scientists are trying to understand how much more CO2 this global carbon sink can take.
12 November 2015, 12:53 PM ET
Scientists are studying the heat trapping behavior of CO2 released by land-clearing and accidental forest fires vs. factories in large urban centers. The data producing this simulation were taken during a 5-day period in June 2006.
12 November 2015, 12:36 PM ET
Plant growth and decay on land and ocean over a 12-moth cycle can be seen in this ‘average year’ data set, compiled from many science imaging satellites
10 November 2015, 02:34 PM ET
A 'brightly fluorescent protein' has been revealed in some species of marine eels causing them to glow. Researchers have speculated that, because the full moon 'excites' the glow of the sea creature, this may be a mating adaptation.
09 November 2015, 09:08 AM ET
Researchers at Donghua University have built the paper out of nanoscale graphene oxide. In a "micro-robot capacity, the origami-inspired paper can be used to grasp and move objects that are up to 5X heavier.
05 November 2015, 10:49 AM ET
Ohio State University study finds only 41% of women eligible for a dual chemo treatment actually received it. In advanced cases, where surgery removed tumors, dual dose chemotherapy dramatically increased survival rate.
28 October 2015, 02:36 PM ET
Scientists record sharp voltage increases as feeding electric eels curl their bodies. These electrical discharge immobilize prey by short-circuiting their neuromuscular system, causing extreme muscle fatigue.
26 October 2015, 01:06 PM ET
High-pitched, intense sound waves, from 64 mini-speakers, manipulate low mass objects in this test device created by a team from the Universities of Bristol and Sussex and the Ultrahaptics Company.
26 October 2015, 11:10 AM ET
Intense depletion of the ozone layer above Antarctica happens each year. In October 2015 it was more than 1.5 million square miles larger (2.5Mkm2) than in 2014.
22 October 2015, 09:32 AM ET
A new study of the species Alouatta caraya has revealed that the deeper the vocalization, the smaller the testicals. This also led to the conclusions that howler monkeys with low-pitch vocalization tended to live in single-male groups.
20 October 2015, 09:42 AM ET
Using computer modeling, researchers have produced scenarios in which the tails of diplodocid sauropods could have whipped at supersonic speeds. They constructed a 1/4 scale model with 3D printing to test their theory.
20 October 2015, 08:52 AM ET
Doctors at The Ohio State University Wexner Medical Center say there's a critical shortage of viable organs. So more patients are seeking organ donors and support online.
19 October 2015, 12:42 PM ET
NASA’s new website for its Deep Space Climate Observatory (DSCOVR) mission will be updated daily with images captured 12 to 36 hours prior. 22 Images from Oct. 17th, 2015 have been compiled and looped here to show one full rotation.
19 October 2015, 11:35 AM ET
A male physical education student who suffered hypoxia (oxygen deficiency) after being buried alive during a ski tour, developed "involuntary myoclonic jerking (brief, involuntary twitching of muscles)," according to the JAMA Neurology journal.
14 October 2015, 10:14 AM ET
Math man Ken Golden needed to understand how water moves through sea ice. So he bundled up for a polar science quest; not only climate questions, but physics, biochemistry, and materials research will benefit from his work.
08 October 2015, 10:15 AM ET
The new National Geographic Series (premiering Nov. 1st, 2015) digs deep into modern discoveries in health, Earth sciences, and technologies. Each episode has a different director, including Ron Howard, Angela Bassett, Peter Berg and more.
06 October 2015, 11:25 AM ET
The 23 million year-old animal, part of marine mammal group Desmostylia, had tusks and a long snout. Its anatomy reveals that it "sucked vegetation from shorelines like a vacuum cleaner," according to paleontologist Louis L. Jacobs.
05 October 2015, 08:29 PM ET
A new chip that is covered with form of tempered glass can self-destruct with the click of a button. The high-stress glass shatters when hit with LED light, demolishing the chip beneath it.
02 October 2015, 10:35 PM ET
A remarkably detailed visualization of last year’s Hurricane Odile is helping scientists better understand major storms. NCAR employed the kind of 3D software used in Hollywood movies.
02 October 2015, 10:17 AM ET
The storm, which was upgraded to Category 4 on Oct. 1st, 2015, was captured by the NOAA Goes-East satellite. Images from September 29th to October 1st have been compiled and looped.
29 September 2015, 04:02 PM ET
For tens of millions of years the Bathyal King Crabs have steered clear of the freezing Antarctic waters. Today, with waters around the frozen continent warmer than ever previously recorded...
25 September 2015, 10:08 AM ET
Using high-speed cameras, researchers have captured the tongue of the Lonchophylla robusta as it slurps up nectar out of a tube. The grooves in its tongue transport the fluid up.
23 September 2015, 09:50 AM ET
In a study of the marine crustaceans, who can strike predators with incredible speed and power, it was found that the battles were won with persistence, not brute force.
21 September 2015, 03:06 PM ET
Researchers studying vocal communication of Giraffa comelopardalis has revealed the species can deliver a harmonic, "sustained and frequency-modulated 'humming' during the night." These vocalizations could be a method of communication.
17 September 2015, 04:23 PM ET
If human-caused climate change continues unabated our world could change dramatically. A new visualization was created by the National Center for Atmospheric Research that shows the ice loss if current temperature trends continue.
17 September 2015, 02:00 PM ET
Lead actor Matt Damon describes how Ridley Scott's film – and Andy Weir's book – can perk students’ curiosity, in this conversation with's @DavidSkyBrody at NASA's Jet Propulsion Lab.
17 September 2015, 12:24 PM ET
A chimpanzee and a bonobo show off their memory skills when they are shown a video twice of aggressive behavior (24 hours apart).
16 September 2015, 07:20 PM ET
A jellyfish-like creature is made of up tiny nectophores that each spurt out jets of water in order to steer and thrust the creature forward.