Mar 25 Bloomberg, Mayors Against Illegal Guns Take Aim at Key Senators New York City Mayor Michael Bloomberg. Photo by Drew Angerer/Getty Images. Lawmakers are on recess for the next two weeks, but for 15 senators, there is no escaping New York City Mayor Michael Bloomberg and the upcoming debate… Continue reading
Mar 22 Big Bang Afterglow Reveals Older Universe, More Matter, Slower Expansion A new map shows the oldest light in our universe, as detected with the precision by the Planck mission. Image by ESA and the Planck Collaboration. You may have seen this map, which has been making the rounds since… Continue reading
Mar 21 The Assault Weapons Ban as Understood by a 2nd Amendment Scholar EmbedVideo(6004, 514, 320); Kwame Holman speaks with Second Amendment expert Joyce Lee Malcolm. With news that Sen. Dianne Feinstein's, D-Calif., recent assault weapons ban will not get a vote on the Senate floor, PBS NewsHour examined the… Continue reading
Mar 20 100 Years Later, Retracing Shackleton’s Antarctic Trek EmbedVideo(6002, 482, 304); Hari Sreenivasan interviews Joanne Davies about her plans to trek across Antarctica and finish what Sir Ernest Shackleton started. Next year marks the 100th anniversary of Sir Ernest Shackleton's historic, ill-fated and ultimately… Continue reading
Mar 19 Discovering Higgs Boson: the Thrill and Drama of the Waiting Game This proton-proton collision event, from the CMS experiment at CERN, shows characteristics expected from the decay of a Higgs boson. Photo by CERN. Following last week's major announcement at CERN, I finally had time to sit down and… Continue reading
Mar 15 How to Get Chromium-6 Out of Your Water In the 2000 film Erin Brockovich, Julia Roberts plays a scantily-clad file clerk in a small law firm who traces a cluster of health problems in a California desert town to a chemical in the groundwater there, and… Continue reading
Mar 13 Erin Brockovich: The Real-Life Unhappy Ending By Miles O'Brien On tonight's NewsHour, Miles O'Brien reports on the decline of Hinkley, Calif., the town featured in the movie Erin Brockovich. Here's the not-so-Hollywood version of what really happened in Hinkley and beyond. Continue reading
Mar 12 How to Eat an Apple in Space Oh to be Chris Hadfield, eating maple syrup from a tube and casually gazing down at a smoke plume streaming from Italy's Mount Etna volcano while performing experiments to improve the metal in turbine blades and dental fillings. Continue reading
Mar 08 Colorado Senate Begins Voting on Gun Measures Lawmakers in Colorado have grappled in recent weeks with how to respond to the mass shootings in Aurora and Newtown, Conn. Friday the state senate begins voting on those bills, as well as additional measures that would prevent people who… Continue reading
Mar 08 Curiosity Sleeps Through Solar Flare This animation shows the path of the magnetic field that was discharged from the sun causing the Curiosity team to power down the rover this week. The modeling was carried out at the NASA Goddard Space Weather Research… Continue reading