Tech & Science
Meet the Press
30 Seconds To Know
Russia Compares Kerry-Lavrov Talks to Soccer Game
Engel: Street Art Shows the Divide in Crimea
Family Panics After Child Taken to Wrong School
Russia: No 'Common Vision' with U.S. on Ukraine
More from NBC
Next Steps For Vets
#TweetThePress with the Man Tasked with Getting Democrats Elected in Congress
NASA via AP
SpaceX Postpones Cargo Launch to Space Station
Sunday's planned launch of a commercial space capsule packed with food and supplies for astronauts has been delayed until March 30.
M. Kornmesser / IAU
Mars Crater-Naming Campaign Sparks a Blowup
Uwingu's fundraising campaign to name Mars' anonymous craters has triggered an angry exchange with the International Astronomical Union.
Bill Ingalls / NASA via Reuters
Olympic Space Station Crew Returns to Earth
American and two Russians who took Olympic torch into space return to Earth.
Bill Ingalls / NASA
Olympic Space Crew Hits Finish Line on Earth
A pair of Russian cosmonauts and a U.S. astronaut left the International Space Station in a Soyuz capsule and returned to Earth on Monday.
White House / Fox via YouTube
New 'Cosmos' Gets a Presidential Sendoff
The new "Cosmos" science TV series gets an inspirational launch from President Barack Obama: "The next great discovery could be yours."
Stefan Immler (GSFC) / SWIFT / NASA
NASA Takes You Through a Real-Life 'Cosmos'
Feast your eyes on astronomical images from NASA that inspired (and are inspired by) the "Cosmos" TV series.
Did Dark Matter Help Kill Off the Dinosaurs?
Physicists suggest that a disk of dark matter could have played a role in some of Earth's mass extinctions, including the dinosaurs' demise.
NASA / JPL-Caltech
NASA Probe Shoots Down 'Planet X' Claims
Readings from NASA's Wide-field Infrared Survey Explorer knock down claims for the existence of an unseen "Planet X" or "Nemesis" star.
New 'Cosmos' Brings TV Science Full Circle
More than three decades after Carl Sagan explained the cosmos on TV, a new "Cosmos" blends fresh findings with the original series' spirit.
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