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X-rays unravel mysterious degradation of a Van Gogh painting
Supposedly protective varnish caused discolouration – possible implications for other paintings?
September 14, 2012
Where are the hottest places on Earth?
“Where's the hottest place on Earth” is a contentious issue. Some contenders: Iran's Lut Desert, China's Turpan Basin and the badlands in Queensland, Australia.
September 14, 2012
Research in Africa reveals new species of monkey
The owl-faced monkey with a blue bottom is new to science. It's only the second time a new monkey species has been found in Africa in the last 28 years.
September 13, 2012
Study of giant viruses shakes up tree of life
A new study of giant viruses supports the idea that viruses are ancient living organisms and not inanimate molecular remnants run amok, as some scientists have argued.
September 13, 2012
How many killer asteroids are out there?
NASA survey suggests roughly 4,700 potentially hazardous asteroids. So far, an estimated 20 to 30 percent of these objects have been found.
September 13, 2012
Two asteroids to sweep past Earth September 13-14
This post gives links for seeing potentially hazardous asteroid 2012 QG42 with a telescope, or watching its passage online.
September 13, 2012
How does a spider spin a web between two trees?
If you look up in a tree, you might see a spider web that spans a distance of a meter - several feet - or more. How do they do that?
September 13, 2012
Mercury in water and fish detected with nanotechnology
Inexpensive, super-sensitive device detects even low levels of toxic metals in water and fish.
September 12, 2012
100 most threatened species
Conservation experts have released a list of the 100 most threatened species of animals, plants and fungi on Earth.
September 12, 2012
Scientists discover how the brain ages
Researchers at Newcastle University have revealed the mechanism by which neurons, the nerve cells in the brain and other parts of the body, age.
September 12, 2012
