The pale blue dot and other 'selfies' of Earth
Twenty-five years ago a set of images were taken that provided a unique view of Earth and helped highlight the fragility of our existence, and the importance of our stewardship.
Twenty-five years ago a set of images were taken that provided a unique view of Earth and helped highlight the fragility of our existence, and the importance of our stewardship.
Space Exploration
Apr 6, 2015
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Valentine's Day is special for NASA's Voyager mission. It was on Feb. 14, 1990, that the Voyager 1 spacecraft looked back at our solar system and snapped the first-ever pictures of the planets from its perch at that time ...
Space Exploration
Feb 16, 2015
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Astronomers have their own version of the single person's dilemma: Do you wait by the phone for a call from that certain someone? Or do you make the call yourself and risk getting shot down?
Space Exploration
Feb 13, 2015
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What makes our sun shine has been a mystery for most of human history. Given our sun is a star and stars are suns, explaining the source of the sun's energy would help us understand why stars shine.
General Physics
Aug 28, 2014
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(Phys.org) —Scientists as eminent as Stephen Hawking and Carl Sagan have long believed that humans will one day colonise the universe. But how easy would it be, why would we want to, and why haven't we seen any evidence ...
Astronomy
Aug 26, 2013
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The autonomous, solar-powered Zoë, which became the first robot to map microbial life during a 2005 field expedition in Chile's Atacama Desert, is heading back to the world's driest desert this month on a NASA astrobiology ...
Space Exploration
Jun 11, 2013
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(Phys.org) —A laboratory experiment at NASA's Jet Propulsion Laboratory, Pasadena, Calif., simulating the atmosphere of Saturn's moon Titan suggests complex organic chemistry that could eventually lead to the building blocks ...
Space Exploration
Apr 3, 2013
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All forms of science are reliant on facts, hard evidence and statistics to maintain relevance and credibility. But what of the legitimacy of the so-called "pseudosciences"?
Plants & Animals
Mar 15, 2013
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Watching active volcanic eruptions should definitely be done from a distance, but a group of California researchers has figured out how to do it from the comfort of home. Using an ingenious combination of Earth-based telescopic ...
Space Exploration
Oct 18, 2012
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After a triumphant landing, the Curiosity rover is ready to search Mars for signs of past life or suitability for life. Several readers have raised concerns that NASA scientists might fail to recognize life if it isn't ...
Evolution
Aug 13, 2012
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