News tagged with ozone

A better device to detect ultraviolet light

Researchers in Japan have developed a new photodiode that can detect in just milliseconds a certain type of high-energy ultraviolet light, called UVC, which is powerful enough to break the bonds of DNA and ...

Oct 04, 2013
4.7 / 5 (6) 0 | with audio podcast

Detecting biomarkers on faraway planets

(Phys.org) —On Earth, life leaves telltale signals in the atmosphere. Photosynthesis is ultimately responsible for the high oxygen levels and the thick ozone layer. Microbes emit methane and nitrous oxide ...

Sep 10, 2013
4.8 / 5 (13) 5 | with audio podcast

Ozone hole might slightly warm planet

A lot of people mix up the ozone hole and global warming, believing the hole is a major cause of the world's increasing average temperature. Scientists, on the other hand, have long attributed a small cooling ...

Aug 08, 2013
2.8 / 5 (6) 0 | with audio podcast

It's not just the heat – it's the ozone

During heat waves – when ozone production rises – plants' ozone absorption is curtailed, leaving more pollution in the air, and costing an estimated 460 lives in the UK in the hot summer of 2006.

Jul 19, 2013
5 / 5 (1) 1