News tagged with radio signal

Seeing inside the nose of an aircraft

Radio signals reach pilots on board an aircraft through the "radar dome", the rounded nose of the aircraft. But if errors occur during the production of this "nose", - tiny foreign particles, drops of water ...

Apr 26, 2012
not rated yet 1

Finding ET may require giant robotic leap

(Phys.org) -- Autonomous, self-replicating robots -- exobots -- are the way to explore the universe, find and identify extraterrestrial life and perhaps clean up space debris in the process, according to a Penn State engineer, ...

Apr 18, 2012
3.9 / 5 (7) 6 | with audio podcast

Astronomers detect coolest radio star

(Phys.org) -- Astronomers using the world's largest radio telescope, at Arecibo, Puerto Rico, have discovered flaring radio emission from an ultra-cool star, not much warmer than the planet Jupiter, shattering the previous ...

Apr 18, 2012
4.3 / 5 (3) 6 | with audio podcast

GoalRef goal-line technology advances to final

The International Football Association Board (IFAB) announced on Saturday, March 3, 2012, that it had shortlisted two goal-line technologies and approved them for a final round of testing. One of the remaining ...

Mar 09, 2012
5 / 5 (2) 0