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Last updated on April 23, 2014 at 12:08 EDT

Images of the Day

Universe Cross-Section

An image of a galaxy cluster taken by the NASA/ESA Hubble...


CO2 Hourglass

This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC)...


The Americas

NOAA's GOES-East satellite captured this stunning view...

Solar System

Cento Italy

Hundreds of fields speckle the northern Italian landscape...


Southwest Iran

This colourful radar composite image shows changes in...


Great Lakes North America

Three of North America’s five Great Lakes are pictured...

Human Exploration

ISS027-E-023658

(6 May 2011) --- NASA astronaut Ron Garan, Expedition 27...


ISS027-E-023657

(6 May 2011) --- NASA astronaut Ron Garan, Expedition 27...


ISS027-E-023655

(6 May 2011) --- NASA astronaut Ron Garan, Expedition 27...

Science

Cyclone Ita Approaching Australia

NASA’s Aqua satellite captured this image of Tropical...


Tehuano Winds

Cool air often follows storm systems passing through...


Kansas Prairie Fires

Fire is as much a part of the prairie landscape as grass....

Return to Flight

Flight Suit Demonstration

An attendee at the NASA Social at Dryden Flight Research...


NASA Pilot Jim Less

This is NASA pilot Jim Less signing autographs at the...


Mark Pestana

NASA pilot Mark Pestana speaks to attendees of the NASA...

Wallpapers

Strait of Gibraltar Spain

The Strait of Gibraltar is the main feature on this...


Southern Florida Cuba and the Bahamas

The shallow blue waters of the Bahamas as seen from...


Paris France

The City of Light, Paris is centered on this Medium...

Telescopes

Galaxies  Co NGC 4411a-b

Galaxies & Co. (NGC 4411a-b) Canada-France-Hawaii...


Uncovering A Gamma-Ray Excess at the Galactic Center

At left is a map of gamma rays with energies between 1...


Galaxy Cluster El Gordo with Mass Map

This is a Hubble Space Telescope image of the most...

Robotic Exploration


Quickly Developing Sunspot

This sunspot (AR2036) was barely visible three days ago...


Solar Gusher

An active region blew out a flare (bright flash) and a...

Misc

CES Car Cameras

GoPro giving attendees a look at what its product line is...


ESPN 3D At CES

Boxer "Dr. Drain" making his professional debut on ESPN...


Boxing At CES

Two men slugged it out on ESPN 3D at the 2012...

Word of the Day
buck-and-wing
  • A solo tap dance emphasizing sharp taps.
This term may be imitative of the dancer's movements.
Related
Quote of the Day
There are no physicists in the hottest parts of hell, because the existence of a "hottest part" implies a temperature difference, and any marginally competent physicist would immediately use this to run a heat engine and make some other part of hell comfortably cool. This is obviously impossible.

- Richard Davisson
Today in History