Cold asteroids may have a soft heart
Partially molten small bodies may be abundant in space, and may have given the Earth its oceans.
Are you a Martian?
We all could be, scientists say — and an MIT-developed instrument might someday provide the proof
The final frontier
Now that an Earthlike planet has been discovered, the key to confirming that it can host life will be to study its atmosphere in detail
Extreme makeovers in space
Research suggesting that near-Earth encounters can ‘shake’ asteroids opens the door to a new field: asteroid seismology
