2014 was the hottest year in recorded history, even despite below-average temperatures
in the Eastern U.S. Judy Woodruff speaks with Gavin Schmidt of NASA’s Goddard Institute for Space Studies about the human impact on global warming. Continue reading
The Triana satellite was the brainchild of Al Gore and promised to revolutionize climate science and inspire generations. But after political controversy and poor timing, the satellite spent more than a decade in storage. Now scientists have dusted it off and the renamed Deep Space Climate Observatory will finally make it to space on January 29. Continue reading
In 1995, the Hubble Telescope snapped a stunning photo in the Eagle Nebula, 6,500 light years from Earth. The photo revealed three gigantic columns of cold gas, illuminated by the ultraviolet light from nearby young stars. The Pillars of Creation became one of the telescope’s most iconic and popular images.
Where did Earth’s water come from? For years, scientists believed comets could have delivered it to Earth. But the Rosetta spacecraft revealed today that is not the case. Continue reading
On Saturday night at 9:30 p.m. ET, an alarm clock went off for NASA’s New Horizon probe, 2.9 billion miles away from Earth. At 9:52 p.m., the piano-size spacecraft sent a message back to Johns Hopkins Applied Physics Laboratory saying it was awake and all systems were functioning.
Watch the Orion spacecraft launch live here on the PBS NewsHour. Continue reading
NASA astrobiologist Chris McKay travels the most remote parts of Earth to understand how life might survive on other planets. But he’s also investigating another potential life form in space: humans. Can humans become a multi-planet species, he asks. Can … Continue reading