News tagged with infrared light

Image: WISE catalog just got wiser

NASA's WISE mission has released a new and improved atlas and catalog brimming with data on three-quarters of a billion objects detected during two full scans of the sky.

Nov 15, 2013
4.8 / 5 (6) 2 | with audio podcast

Solar cells utilize thermal radiation

Thermal radiation from the sun is largely lost on most silicon solar cells. Up-converters transform the infrared radiation into usable light, however. Researchers have now for the first time successfully ...

Nov 04, 2013
4.7 / 5 (6) 1

'Witch Head' brews baby stars

(Phys.org) —A witch appears to be screaming out into space in this new image from NASA's Wide-Field Infrared Survey Explorer, or WISE. The infrared portrait shows the Witch Head nebula, named after its ...

Oct 31, 2013
5 / 5 (6) 0

Gold-plated nano-bits find, destroy cancer cells

(Phys.org) —Comparable to nano-scale Navy Seals, Cornell scientists have merged tiny gold and iron oxide particles to work as a team, then added antibody guides to steer the team through the bloodstream toward colorectal ...

Oct 16, 2013
5 / 5 (9) 0 | with audio podcast

How engineers revamped Spitzer to probe exoplanets

(Phys.org) —Now approaching its 10th anniversary, NASA's Spitzer Space Telescope has evolved into a premier observatory for an endeavor not envisioned in its original design: the study of worlds around ...

Sep 25, 2013
4.9 / 5 (14) 1 | with audio podcast

Hubble sees a cosmic caterpillar

(Phys.org) —This light-year-long knot of interstellar gas and dust resembles a caterpillar on its way to a feast. But the meat of the story is not only what this cosmic caterpillar eats for lunch, but also ...

Aug 29, 2013
4.6 / 5 (14) 3 | with audio podcast

Asteroid zips by Orion nebula

(Phys.org) —This image shows the potentially hazardous near-Earth object 1998 KN3 as it zips past a cloud of dense gas and dust near the Orion nebula. NEOWISE, the asteroid-hunting portion of the Wide-field ...

Aug 26, 2013
4 / 5 (3) 0