News tagged with ultraviolet radiation

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The Helix nebula: Bigger in death than life

(Phys.org)—A dying star is refusing to go quietly into the night, as seen in this combined infrared and ultraviolet view from NASA's Spitzer Space Telescope and the Galaxy Evolution Explorer (GALEX), which ...

Oct 04, 2012
3.5 / 5 (2) 2 | with audio podcast

The rich colors of a cosmic seagull (w/ video)

(Phys.org)—This new image from ESO's La Silla Observatory shows part of a stellar nursery nicknamed the Seagull Nebula. This cloud of gas, formally called Sharpless 2-292, seems to form the head of the ...

Sep 26, 2012
3.7 / 5 (3) 1 | with audio podcast

A surprisingly bright superbubble

(Phys.org)—This composite image shows a superbubble in the Large Magellanic Cloud (LMC), a small satellite galaxy of the Milky Way located about 160,000 light years from Earth.

Aug 30, 2012
5 / 5 (3) 4 | with audio podcast

Strawberry extract protects against UVA rays

An experiment has shown that strawberry extract added to skin cell cultures acts as a protector against ultraviolet radiation as well as increasing its viability and reducing damage to DNA. Developed by a ...

Aug 03, 2012
4 / 5 (1) 0

Ozone hole UV impacting marine life: study

(Phys.org) -- Ultraviolet radiation has caused a steep increase in deaths among marine animals and plants, according to an international team including scientists at the Oceans Institute of The University ...

Jul 26, 2012
4.8 / 5 (4) 0

VLT takes a close look at NGC 6357

(Phys.org) -- ESO's Very Large Telescope (VLT) has taken the most detailed image so far of a spectacular part of the stellar nursery called NGC 6357. The view shows many hot young stars, glowing clouds of ...

Jun 20, 2012
4.3 / 5 (6) 0 | with audio podcast