Video Archive
05 May 2014, 12:29 PM ET
Central Oklahoma’s rate of recorded magnitude 2-3 earthquakes is on the rise: 1500+ earthquakes since Oct. 2013. Some geo-scientists suspect: ’human-induced fluid injection’ into deep rock formations.
02 May 2014, 12:05 PM ET
Farmers in Iowa are seeing changes in rainfall amounts and temperature fluctuations.. Farmer Arlyn Schipper talks about the hazy future of farming.
02 May 2014, 11:11 AM ET
Farmers in Iowa are seeing changes in rainfall amounts and temperature fluctuations. Farmer Matt Russell talks about the impact being felt on the ground.
01 May 2014, 02:27 PM ET
A new computer simulation lets viewers watch the 1964 earthquake roll through southern Alaska. The magnitude-9.2 earthquake was the 2nd-largest quake recorded in modern times.
30 April 2014, 06:46 PM ET
A Julia butterfly (Dryas iulia) and a solitary bee (Centris sp.) quenched their thirst on a spectacled caiman's (Caiman crocodilus) tears in Río Puerto Viejo in northeastern Costa Rica in December 2013. The tears carry scarce minerals and protein.
30 April 2014, 03:14 PM ET
This documentary trailer calls out the little known US Wildlife Services’ predator control unit for alleged inhumane methods of carnivore extermination. Some livestock ranchers believe that new technologies and non-lethal methods should be used.
29 April 2014, 02:31 PM ET
Researchers at Pennsylvania State University discovered that 'eating for two' during pregnancy could be harmful to women's health. Doctors recommend a modest staged approach of slight caloric intake per trimester.
28 April 2014, 02:44 PM ET
Tornado touchdowns were reported in Nebraska, Kansas, Iowa, Oklahoma, Arkansas, Louisiana, and Mississippi on April 27-28, 2014. NOAA's GOES-East satellite captured this video of the region.
28 April 2014, 01:58 PM ET
Three years after a tornado devastated the Little Rock suburb of Vilonia, its residents again huddled in storm cellars as a powerful twister carved destruction through suburbs north of Little Rock, killing at least 16 people.
25 April 2014, 11:49 AM ET
Ii’s cute. It’s small. It deals death to deadly scorpions. This grasshopper mouse can kill a scorpion despite multiple stings to the face. Michigan State University researchers found it has a mechanism to transform scorpion venom into a painkiller.
25 April 2014, 10:18 AM ET
Narrow corridors of concentrated moisture swept warm, moist air toward Greenland's west coast on July 5,1889 and July 9, 2012, causing severe melting in the area.
24 April 2014, 02:45 PM ET
Western lowland gorilla's Julia (33-Years Old) and Tuti (19-Years old) gave birth in March and April of 2014. The both share the same father, a silverback called Ernie (31-years old).
24 April 2014, 11:31 AM ET
Tsetse flies suck blood through an artificial feeding system at Yale University. Researchers have sequenced the genome of this fly, which spreads fatal sleeping sickness in sub-Saharan Africa.
24 April 2014, 10:49 AM ET
Researchers have created a 'stress tank' to see how corals from different parts of the ocean react to high heat stress. Coolers are set up with fans, lights and heaters to simulate conditions.
23 April 2014, 03:54 PM ET
The Natural Resources Defense Council alleges that a loophole in a 1958 law on common food ingredients has been exploited by the food industry ever since. NRDC questions the legitimacy of this law now, nearly 6 decades later.
23 April 2014, 03:14 PM ET
Captured by Dr. Lin Shao of the Howard Hughes Medical Institute, Janelia Farm Research Campus through structured illuminated microscopy applied to the wide field microscope, Shao captured more than 50 time points which were then reconstructed in 3D.
23 April 2014, 03:03 PM ET
Michael Weber of The Max Planck Institute of Molecular Cell Biology and Genetics (MPI-CBG) in Germany reconstructed the mesmerizing footage in 3D after capturing it using light sheet fluorescence microscopy in the living zebrafish.
23 April 2014, 02:50 PM ET
Captured by Dr. Gabriel G. Martins of The Instituto Gulbenkian de Ciencia, this winning video shows a sequence of “virtual” slices through the whole embryo, revealing startling clarity and detail of such a large specimen.
23 April 2014, 10:27 AM ET
The Commonwealth Scientific and Industrial Research Organisation ( has imaged a wide variety of insects from the vast Australian collection and created moveable 3D images for study.
22 April 2014, 04:43 PM ET
Specimens from the Australian National Insect Collection were imaged using a new photography technique. The compiled data results in a display of highly detailed digitized bugs.
22 April 2014, 04:08 PM ET
Lars Kindermann and Ilse Van Opzeeland of the Alfred Wegener Institute obtained this sound recording, which – although it sounds like the quack of a mechanical waterfowl – is actually a minke whale.
22 April 2014, 03:00 PM ET
Between 2000 and 2013, 26 explosions ranging from 1-600 kilotons have been detected by the Nuclear Test Ban Treaty Organization's network of sensors. The bomb that decimated Hiroshima had an energy equivalent of 15 kilotons.
22 April 2014, 01:41 PM ET
In 2013 and 2014, areas around the globe have experienced record breaking temperatures over extended periods of time. This has led to a diminished water supply, thriving disease carrying insects and fire.
22 April 2014, 01:12 PM ET
A new bug, similar to the common woodlouse, has been found by scientist aboard the RRS James Cook in the deep Southern Ocean. Between 500 – 6,000 specimens littered each square meter of the carcass.
22 April 2014, 12:05 PM ET
Sports like Lacrosse and Soccer span over 2 different seasons and which can be hard on the human body. Dr. James Borchers from Ohio State University's Wexner Medical Center explains what athletes can do to stay on the field.
22 April 2014, 11:13 AM ET
In an episode of Yale University's 'Science Xplained', Dr Ainissa Ramirez explains how the frigid waters changed the properties of the boat's rivets, leading to disaster on the Atlantic Ocean in 1912.
21 April 2014, 07:07 PM ET
Researchers tested 36 different species on two self-control tasks. In the first, the researchers hid treats in one of several containers. In the second, they hid treats in a transparent cylinder.
21 April 2014, 10:25 AM ET
Jackson, Wyoming is under siege from the very ground on which it rests. Initially moving only a few inches per day,  the landslide has damaged local homes and businesses. Now, it’s accelerating.
18 April 2014, 03:54 PM ET
PBS's show Nature is featuring animals who have been treated with latest state-of-the-art prosthetics. It premiered April 9th, 2014.
18 April 2014, 12:12 PM ET
“Ice island B31” is 200 feet thick and 21mi X 12mi. It separated from the Antarctic Pine Island Glacier in Nov. 2013. NASA's Terra and Aqua satellites have been imaging its progress towards open ocean.
17 April 2014, 04:08 PM ET
Computer scientist Mark Hill chases tiny time increments to improve computer workflow inefficiencies. This is the story of his professional path.
17 April 2014, 02:43 PM ET
Planet-hunters have new evidence of a planet, about 1.1x Earth’s size, in orbit around another star. Kepler 186f, the outermost world of a 5-planet system, revolves about 3x closer to its star than Earth does to our Sun. More-->