Dec 05 Rocks on Mars Shed New Light on Planet’s Ancient Climate Cycles By PBS News Hour In the stratified layers of a rocky Martian outcrop, researchers have found evidence of ancient climate cycles similar to the ones that caused Earth's ice ages. Continue reading
Nov 27 In China, Scientists Discover Oldest Turtle Fossil Ever Found By PBS News Hour Which came first, the land turtle or the sea turtle? Scientists aren't sure, but a newly-discovered fossil of a 220-million-year-old turtle seems to tip the scale toward aquatic evolution, and may help explain how turtles evolved their shells. Continue reading
Nov 25 Watch Polar Bears Struggle to Survive as Arctic Climate Changes As climate change threatens polar bears' survival, laws put in place to protect the bears are impacting the Inuit people who have long hunted them. ITN's ITV news reports on the plight of both polar bears and Native people in… Continue watching
Nov 21 Scientists Move Forward in Quest for ‘Invisibility Cloak’ By PBS News Hour Researchers are one step closer to the science fiction-like goal of creating an "invisibility cloak" that could hide objects from the human eye, according to a paper published Friday in the journal Science. Continue reading
Nov 21 After Leaving Washington Empty-handed, Automakers Set to Craft Recovery Plan By PBS News Hour While the Big Three U.S. automakers' hopes of an immediate financial shot in the arm were dashed Thursday on Capitol Hill, they are expected to meet lawmakers' demands to craft a convincing plan for rebuilding their once-mighty industry by Dec. Continue reading
Nov 20 Researchers Decode DNA of Woolly Mammoth By PBS News Hour Scientists have mapped out much of the genetic code of the extinct woolly mammoth, opening the door to the possibility of recreating the animal and perhaps other extinct species within the next 20 years. Continue reading
Nov 17 Watch Indian Farmers, Coca-Cola Vie for Scarce Water Supply In the Indian state of Rajasthsan, farmers have accused Coca-Cola factories of drawing too heavily on the area's water supplies and contributing to pollution. Fred de Sam Lazaro reports on the controversy and the claims of both the company and… Continue watching
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
Nov 13 Watch World’s Oceans Face Problem of Plastic Pollution Some researchers believe that more than 5 million square miles of the Pacific Ocean has become a soup of plastic confetti. Now, scientists are trying to quantify the problem and are studying how plastic affects fish, marine mammals and birds. Continue watching
Nov 12 Supreme Court Sonar Decision a Blow to Environmentalists By Admin, PBS News Hour The U.S. Supreme Court handed environmentalists a defeat Wednesday, lifting restrictions on the Navy's use of sonar off the California coast. Continue reading