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F-type stars `could be good places to look for habitable planets`

Last Updated: Wednesday, March 26, 2014, 13:24

Researchers have said that scientists looking for habitable planets beyond Earth shouldn`t overlook F-type stars in favour of their more abundant, smaller and cooler cousins.

Scientists still waiting for clear signs of ozone hole healing

Last Updated: Wednesday, December 18, 2013, 10:53

Earth`s upper atmosphere is still so saturated with ozone-eating chlorine that it will take about another decade for evidence that a nearly 25-year-old ban on such destructive chemicals is working, scientists said.

`Montreal Protocol most successful on ozone layer protection`

Last Updated: Thursday, September 13, 2012, 20:41

The government today termed the Montreal Protocol as the "most successful" treaty on ozone layer protection which could serve as a model for cooperation on issues related to climate change.

Marine life under threat from UV radiation

Last Updated: Friday, July 27, 2012, 16:16

Ultraviolet (UV) radiation, the latest threat to seas and oceans besides global warming and atmospheric carbon.

Climate change will lead to less ultraviolet radiation over northern high latitudes

Last Updated: Thursday, September 17, 2009, 11:10

A new study by University of Toronto physicists has shown that climate change will lead to less ultraviolet radiation over northern high latitudes.

New state of matter created: Study

Last Updated: Sunday, August 02, 2009, 20:22

Scientists in Britain claimed to have created a new state of matter after they developed a form of aluminum that`s nearly transparent to extreme ultraviolet radiation.