News tagged with lighting systems

How is a Kindle like a cuttlefish

(Phys.org)—Over millions of years, biological organisms – from the chameleon and cuttlefish to the octopus and squid – have developed color-changing abilities for adaptive concealment (e.g., camouflage) ...

Sep 26, 2012
5 / 5 (1) 1 | with audio podcast

Simulating the sun for photovoltaic research

PML researchers have devised a novel source of portable sunlight that may fill an urgent need in renewable energy research – namely, light sources that generate a near-perfect solar spectrum to be used ...

Aug 31, 2012
5 / 5 (3) 6

Astronomers crack mystery of the 'monster stars'

(Phys.org) -- In 2010 scientists discovered four 'monster' sized stars, with the heaviest more than 300 times as massive as our Sun. Despite their incredible luminosity, these exotic objects, located in the ...

Aug 07, 2012
5 / 5 (14) 11 | with audio podcast

Hubble sees the needle galaxy, edge-on and up close

(Phys.org) -- This image snapped by the NASA/ESA Hubble Space Telescope reveals an exquisitely detailed view of part of the disc of the spiral galaxy NGC 4565. This bright galaxy is one of the most famous ...

Jul 16, 2012
4 / 5 (10) 4 | with audio podcast