TEDx Brings Big Ideas to YosemiteTEDxYosemite will take place on November 14th, 2015. Founded on the principle of spreading "Ideas Worth Sharing", TED takes many forms, bringing together thinkers and doers to share innovative ideas from across a variety of disciplines, including technology, entertainment, and design (TED).
'Great Pumpkin' Asteroid Hurtling Past Earth On HalloweenAn asteroid the size of the Empire State Building is preparing to zip past Earth on Halloween giving scientists at NASA something besides candy to gorge on.
How To Watch: Orionid Meteor Shower Peaks Wednesday NightThe annual Orionid Meteor Shower is going to be putting on quite a show Wednesday night and early Thursday morning.
4.1 Billion-Year-Old Fossil Suggests Life On Earth Started Much EarlierScientists have found fossil-like hints that some kind of life existed on Earth 4.1 billion years ago -- when the planet was a mere toddler.
NASA Teases Major 'Mars Mystery Solved' To Be Revealed At Press Conference Set For MondayIn a dramatic posting on its website, NASA officials say they will reveal that an important Mars "mystery" has been solved at a Washington D.C. press conference on Monday.
Homophobia Linked To Psychopathic Behaviors, Study ClaimsPeople with homophobic attitudes are more likely to have psychological issues including anger, hostility and aggression toward others, new research concludes.
New Stunning Close-Up Images Of Pluto Dazzle ScientistsNASA unveiled a fresh batch of Pluto pictures Thursday, revealing stunning vistas that include chaotic ice mountains, possible dunes of some sort, nitrogen ice flows and networks of valleys that defy easy explanation.
Space Station Crosses The Sun In Perfectly-Timed PhotoMany Californians enduring a late-summer heat wave may shudder at this latest NASA photo of the International Space Station crossing in front of our blazing sun.
San Francisco Looks Pretty Amazing From SpaceAstronaut Scott Kelly captured a photo of the city, Golden Gate Bridge and all, from aboard the International Space Station Saturday.
Lake Tahoe Smartphone App Lets Casual Beach-Goers Do Science ResearchResearchers at Lake Tahoe are enlisting tourists and other beach-goers to record their observations and photographs on a new smartphone app to help scientists better understand the lake's environmental conditions.
Brilliant Butterfly Spotted In Deep Space Nebula PhotoLooking like a butterfly unfolding its wings, this image taken by the NASA/ESA Hubble Space Telescope shows the Twin Jet Nebula and its knots of expanding gas in amazing detail.
Sorry Conspiracy Theorists, That's No Woman On MarsWhenever the Mars Curiosity Rover beams back images of the Red Planet to Earth, the Internet blows up with countless theories to explain the mysterious shadows and shapes we perceive.
Guide To The Holidays
Shine A Light On The Holiday Season With ‘Giving Tuesday’

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