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Robert Walker: Population challenges ahead
The world’s 7 billion people face new challenges from population growth, according to Robert Walker, executive vice-president of the Population Institute.
November 14, 2011
Lutetia: Rare survivor from birth of Earth
Asteroid Lutetia appears to have formed from the same material as Earth, Venus and Mercury, 4-and-a-half billion years ago.
November 13, 2011
Top 10 countries most at risk from climate change
A British risk analysis firm outlines the 10 countries most at risk of the impact of climate change. As expected, it shows the poorest will suffer most.
November 13, 2011
White spruce in Alaska grows fast in hotter climate
Satellite images show dying vegetation and wildfires across Alaska, Canada and Russia. So scientists were surprised to find fast-growing white spruce.
November 12, 2011
Researchers link warming ocean to Amazon fires
Expect more fires in the Amazon and throughout South America due to Earth's warming ocean. And find a good video in this post.
November 12, 2011
Killer solar flares a physical impossibility in 2012
The sun is now rising to the peak of its 11-year cycle of activity. But it's not possible for killer solar flares to end humanity or destroy Earth.
November 11, 2011
The world’s smallest autofocus lens
To save energy, researchers have designed the world's smallest autofocus lens. It's curved, much like the lens of the human eye.
November 11, 2011
Shark attack preserved in fossil whale bone
Paleontologists study teeth marks in a fossil whale rib - likely from a shark attack - and see evidence of the whale's healing and death a few weeks later.
November 11, 2011
Close-passing asteroid 2005 YU55: More images
Bookmark this page to see the latest images of asteroid 2005 YU55, which passed 200,000 miles (319,000 kilometers) from Earth on November 8, 2011.
November 10, 2011
Cosmic rock found in farmer’s field
The cosmic rock known as the Conception Junction meteorite was probably once part of the asteroid belt. It is a rare and very beautiful meteorite.
November 10, 2011
