1. The week’s best photojournalism

    In some of the week’s most moving images, a boy takes an impromptu rest, protesters rally for peace in Gaza, and more


  2. Nasa: The moon’s underground caves could house astronauts

    These so-called “lunar pits” could potentially provide quite the shelter


  3. The prototype for a new NASA rover is being tested for underwater space exploration


  4. This ‘diamond in space’ is the coldest star ever detected

    Astronomers have identified the coldest dwarf star ever detected


  5. Take a look at this week’s cover, featuring the U.S. offensive against China’s cyberthieves.


  6. This new computer model of the universe delivers amazing results

    Illustris is a model so complex that if the average desktop computer attempted to run the simulation seen in the video once, it would take 2,000 years


  7. Watch a live video stream from the International Space Station

    NASA’s new High Definition Earth Viewing (HDEV) experiment lets us watch the Earth from space