Oct 17 Watch Tracking killer comets before they strike By PBS News Hour It's only a matter of time before a big comet or asteroid is on a collision course with Earth. Will scientists discover it, and be able to do something about it, ahead of time? Science correspondent Miles O'Brien talks to… Continue watching
Nov 05 Watch Tuesday, November 5, 2013 Supreme Court heard arguments about a woman who tried to poison her husband’s mistress… Continue watching
Nov 05 Watch Discovery of Earth-size planets rouses search for intelligent life Discovery of Earth-size planets incites the search for intelligent life… Continue watching
Aug 16 Watch Time Runs Out for Telescope, Examining Kepler’s Contribution to Space Research Time Runs Out for Telescope, Examining Kepler's Contribution to Space Research… Continue watching
Mar 16 Watch First Rock From the Sun: NASA Set to Explore Mercury’s Extreme Atmosphere Imagine traveling to a planet where the sun is 11 times stronger than on Earth, the temperature can swing 1,100 degrees and you have to maintain contact with headquarters back on Earth. Science correspondent Miles O'Brien reports on NASA's tricky… Continue watching
Feb 03 Watch My Very Educated Mother Just Showed Us New Planets — 1,200 of Them Perhaps you learned a mnemonic device such as the one above to help remember the planets -- Mercury, Venus, Earth, etc. -- and their order away from the sun. Turns out, we're going to need a longer mnemonic after the… Continue watching
Nov 24 Watch Space Shuttle Program Winds Down as Era of Privatized Spacecraft Dawns As NASA's space shuttle program comes to an end after decades of service, private companies are looking to fill the void. Judy Woodruff looks at the future of space exploration with science correspondent Miles O'Brien. Continue watching
Mar 06 NASA Telescope to Search for Earth-like Planets By PBS News Hour A NASA telescope is set to launch Friday night from Cape Canaveral Air Force Station in Florida, on a three-and-a-half year mission to scan the Milky Way galaxy for Earth-like planets. Continue reading
Nov 14 Astronomers Capture First Images of Distant Planets By PBS News Hour Two teams of astronomers have for the first time captured direct images of planets orbiting faraway stars. Continue reading
Aug 16 Watch Astronomers Offer New Vision of the Solar System Astronomers attending an international summit in Prague plan to vote next week on a new classification of Pluto-like objects that will redefine the solar system. Experts discuss the proposed solution to the long-standing debate over whether Pluto is a planet. Continue watching