News tagged with reflection

Habitable zones

(PhysOrg.com) -- The "habitable zone" is the region around a star where a suitable planet could sustain the conditions necessary for life. Most astronomers take it to be the region where the balance between ...

Aug 22, 2011
4 / 5 (5) 20 | with audio podcast

Efficacy of cool roofs varies from city to city

(PhysOrg.com) -- While cool roofs and pavements have been found to cool the planet by preventing energy from being radiated back into the atmosphere, previous studies have not accounted for atmospheric feedbacks ...

Jul 27, 2011
4.3 / 5 (4) 5 | with audio podcast

The difficulties of cataloging dark nebulae

E. E. Barnard is an astronomer perhaps best known for measuring the proper motion of a faint red dwarf about six light years away, now known as Barnard's star. But Barnard was also a pioneer of astrophotography, ...

Oct 06, 2014
3.8 / 5 (4) 2

Through the combining glass

Trying on clothes when a shop is closed could become a reality thanks to new research that uses semi-transparent mirrors in interactive systems and which will be unveiled at an international conference tomorrow.

Oct 06, 2014
5 / 5 (3) 0