• January 19, 2012    

    This slide containing the cross section of a monkey-puzzle conifer tree was most likely collected from South America. Photo by British Geological Survey/Natural Environment Research Council. Updated: January 20, 6:30 p.m. ET| In April 2011, Howard Falcon-Lang, a paleobotanist, was … Continue reading

  • January 18, 2012   BY  

    Last spring, a British scientist reached into the back of a cabinet and pulled out a fossil with a signature that looked an awful lot like Charles Darwin’s. Turns out it was. Here is a sample of the fossils, which include seeds, extinct tree samples and fungus crushed into glass panels. Continue reading

  • January 18, 2012    

    Many sites, including Wikipedia, Craigslist, Google and Boing Boing, have posted messages against the Stop Online Piracy Act (SOPA) or are completely blacked out Wednesday. Reaction came quickly, from students wondering how they would do their homework to congressmen changing … Continue reading

  • January 18, 2012  

    President Obama denied TransCanada Corp.’s application to build the Keystone XL pipeline Wednesday, a project that would have carried oil 1,700 miles from the tar sands of Canada to refineries in Port Arthur, Texas. Hari Sreenivasan discusses the president’s decision and the next steps with The Washington Post’s Juliet Eilperin. Continue reading

  • January 17, 2012  

    NewsHour science correspondent Miles O’Brien traveled to three continents to examine the safety and future of nuclear energy in the wake of last spring’s Fukushima reactor disaster in Japan. In this excerpt from Tuesday’s edition of “Frontline,” O’Brien visits the Indian Point Power Plant in Buchanan, N.Y. Continue reading

  • January 16, 2012    

    Locating a missing person inside a burning building filled with blinding smoke can be tricky and extremely dangerous. University of Maryland firefighters are trying something new, science correspondent Miles O’Brien reports in this National Science Foundation* Science Nation piece: a … Continue reading

  • January 12, 2012    

    Scientists have found the biggest distant galaxy cluster ever seen, using NASA’s Chandra X-ray Observatory and the Atacama Cosmology Telescope in Chile. Image: X-ray: NASA/CXC/Rutgers/J.Hughes et al, Optical: ESO/VLT/Pontificia Universidad. Catolica de Chile/L.Infante & SOAR (MSU/NOAO/UNC/CNPq-Brazil)/Rutgers/F.Menanteau, IR: NASA/JPL/Rutgers/F.Menanteau. In the … Continue reading

  • January 12, 2012   BY  

    Skywatchers gathered in Austin, Texas, this week at the 219th American Astronomical Society meeting. Here’s a look at some of the most exciting interstellar space findings, and the images that accompany them. Continue reading

  • January 12, 2012  

    ICANN, the company that assigns what are called domain names for the Web is making a big change and rolling out a program to dramatically increase the number and kind of names available. However, that could prove to be a costly endeavor for some businesses. Ray Suarez leads a debate over the effects of the new rules. Continue reading

  • January 11, 2012    

    Vadim Backman, a biomedical engineer at Northwestern University is working to develop cancer detection procedures that are less invasive and more accurate. When cancer starts developing, cells in other parts of the body undergo changes. By using a technique that … Continue reading