X-rays were discovered in 1895 by Wilhelm Conrad Röntgen. Since then, it has been an indispensable means of medicine. However, X-rays can lead to damage to the genetic material: In this video, we show how the body defends itself against it and what measures are taken by radiation protection. More i
The cosmic ray detector known as CREAM is headed for the International Space Station, with a goal of measuring the highest energy possible for direct measurement of high-energy cosmic rays. Visit http://science.nasa.gov/ for more. New Mission Going to the Space Station to Explore Mysteries of 'Cos
In the late 1960s, scientists accidentally discovered gamma-ray bursts — intense flashes of energy that typically last no more than a few minutes and are often as short as a fraction of a second. For decades after the discovery of these powerful bursts, they remained one of the greatest mysteries in
When 16-year-old Todd Grayson arrives from Boston to Virginia City, he is told that his father has been killed by Ben Cartwright. Ben shot Luke Grayson in self-defense, but Todd won't listen to this. The boy has only one thing in his head: to avenge his father by killing Ben Cartwright. The son of
Hoss mentors a lonely, mentally challenged man who, with superhuman size and strength, becomes extremely dangerous when angered. These efforts are undermined by a saloon girl who only wants this giant man-child to manipulate him. In one of the local bars in Virginia City, one of the bar girls tells
Adam is bushwhacked by three deserters from the Army who are hiding out on the Ponderosa. When Ben pursues them, he is hindered by a Captain Bolton, the arrogant commander of a military posse who is also after the men. Three army prisoners have escaped Ft Dayton. Mertz still has chains around his w
Adam, Hoss, and new friend Sam Board act as escorts for a wagon train of Quakers who are heading to California to purchase land for their settlement. While Adam falls for the group leader's daughter, Reginia, Board plots to rob the group of its life savings. A wagon train of Quakers from Ohio are p
After Joe kills a man in self-defense who tried to set fire to the Ponderosa to clear himself some land, he has to take his lively, feisty, wild, daughter home, and she, and her relatives, are now determined to kill Joe. Joe tries to stop a homesteader he finds starting a fire on the Ponderosa and
The Cartwrights come to the aid of a Chinese-American stable hand accused of murder. Opposing them is a manipulative mayoral candidate who wants all "foreigners" to leave Virginia City. After Hop Sing is beaten in Virginia City, the Cartwrights realize the prejudice against the Chinese in Californi
A neutron star comes from a large star that has run out of fuel, and exploded as a supernova. First it becomes a radio pulsar and later becomes a magnetar. Or maybe it’s the other way around! NASA Science: http://science.nasa.gov/ Click here to see more videos: https://alugha.com/NASA
A video from Waterpedia #TechTuesday about the principles of radiography in Non-Destructive Testing (NDT) and its importance in day to life. Follow us on: https://www.linkedin.com/company/Waterpedia https://www.facebook.com/Waterpedia https://www.pinterest.com/Waterpedia https://twitter.com/Waterp
Angry with the way a beautiful deaf girl is treated by her father, a sheepherder living in a remote mountain cabin, Little Joe takes it upon himself to teach her sign language, so they can communicate better. His plan backfires when the young woman falls in love with him and the girl's brutish neigh
