In the year 2182 -- 172 years time -- there's a 1 in 1000 chance
that we might be hit
by a very large asteroid. With two centuries advance notice, will we be able to develop effective asteroid deflection techniques
? [more inside]
of Americans say global warming is real and poses a threat to humanity. Which is good because if the global temperature raises by 4 degrees
we're all dead. However only 44 percent would be willing to face any financial hardship in the name of a solution.
say that a large gamma ray explosion
within our own galaxy may have triggered a mass extinction hundreds of millions of years ago.
The Voluntary Human Extinction Movement
"Phasing out the human race by voluntarily ceasing to breed will allow Earth's biosphere to return to good health. Crowded conditions and resource shortages will improve as we become less dense." More inside...
Stop the world, I want to get off:
A group of scientists thinks that a "wobble" in the orbits of Earth and Mercury may have attracted an asteroid, and not a stray comet, to hit the Earth and wipe out the dinosaurs.