Rosetta spacecraft will do the equivalent of transferring an object from one speeding bullet to another, when it tries to place its Philae lander on its comet.
Hundreds of sky watchers in Texas reported a bright meteor or fireball Saturday night. It was said to be greenish in color and to rival the brightness of the sun!
Why do you bet on axions or WIMPs?
If you find dark matter, what are the next steps?
Will we need a whole new "Dark Standard Model"?
What's it like searching for something you may never find?