'Area 51' exists, but no UFOs: CIA paper

A newly declassified CIA document confirms the existence of famed Area 51 in Nevada, but conspiracy theorists will be disappointed the spy agency offers no proof of alien spaceship landings in the desert.

Super-tiger backgrounder: The case of the cosmic rays

(Phys.org)—Grade-school science teachers sometimes hand out "mystery boxes" containing ramps, barriers and a loose marble. By rotating the boxes and feeling the marble hang up or drop, the students try to deduce what's ...

New Balloon Successfully Flight-Tested Over Antarctica

(PhysOrg.com) -- NASA and the National Science Foundation have successfully launched and demonstrated a newly designed super pressure balloon prototype that may enable a new era of high-altitude scientific research. The super-pressure ...

Image: Parachute for planetfall

Testing a candidate design for a subsonic parachute to slow a future mission to Mars inside Canada's National Research Council wind tunnel, in Ottawa.

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