Learn about Earth's close encounter with asteroid 2012 DA14 on February 15, 2013, in this video from NASA. Asteroid 2012 DA14 passed safely about 17,000 miles (27,000 kilometers) from Earth's surface. Its orbit was well known and scientists were not worried about a possible collision. NASA observes
After a brief overview of general teaching concepts, there is a practice-oriented introduction to closed teaching (subject-oriented understanding of methods). Original: "Sports didactics simply explained" (Humboldt University of Berlin, Department of Sports Didactics and Teaching Research) Origin
On March 8th, 2016 Earth and Jupiter will have a close encounter. The giant planet will be "up all night," soaring almost overhead at midnight and not setting until the sky brightens with the twilight hues of sunrise on March 9th. In July, the Juno mission will give us an even closer look. Visit ht
NASA's Cassini Spacecraft is about to make a daring plunge through one of the plumes emerging from Saturn's moon Enceladus. Visit http://science.nasa.gov/ for more. Click here to see more videos: https://alugha.com/NASA This video is from 2015
In 2017 and 2018, three comets will pass near the Earth providing the opportunity to observe and study these icy interlopers. Click here to see more videos: https://alugha.com/NASA Visit http://science.nasa.gov/ for more. 4*P Morphology Campaign: http://www.psi.edu/41P45P46P
Click here to see more videos: https://alugha.com/NASA NASA's Parker Solar Probe is getting closer to the Sun than any human-made object ever before. If you put Earth and the Sun on opposite ends of an American football field, Parker Solar Probe would get within four yards of the Sun's end zone. Le
Find the current due to closing a switch using equivalent resistance and Ohm's law. Click here to see more videos: https://alugha.com/KhanAcademy View more lessons or practice this subject at https://www.khanacademy.org/science/ap-physics-1/ap-circuits-topic/dc-circuit-analysis-ap/v/current-due-to
Click here to see more videos: https://alugha.com/mysimpleshow Taking great pictures like a pro is as easy as ABC! Have you ever wondered why some of your photos turn out well while others don't? And what exactly creates the picture inside your camera? Watch this simpleshow – and dive into the basi
Learn how one company took inspiration from nature to reinvent the robotic arm in this video excerpted from NOVA: “Making Stuff Wilder.” Host and technology columnist David Pogue meets with engineer Heinrich Frontzek to find out about the Bionic Handling Assistant—a machine modeled after an elephant
56 years ago, Germany and France signed the Elysée Treaty. It drew on the lessons of their bloody pasts to create a new departure that would go down in history. A supposed rivalry going back hundreds of years became Franco-German friendship. The goal of the Treaty of Aachen is to renew this friendsh
Are you in a relationship with someone who might be immature? In order for two people to be able to have a strong and healthy relationship, there needs to maturity. The level of maturity that partners have can make or break relationships. In this video, we'll be providing the signs to help you ident
Most people have a sibling — in fact, in the U.S. today, a child is more likely to grow up with a brother or sister than a father. While many social scientists research the effects of school and parenthood, little attention is paid to a relationship that is perhaps even more consequential. To unders
