Latest Department of Earth Science and Engineering Stories
Bombardments of 'micro-meteorites' on Earth and Mars 4 billion years ago may have caused the planets' climates to cool dramatically.
Scientists rule out the possibility that methane is delivered by meteorites into the Martian atmosphere.
Word of the Day
- A coin originally worth six pennies Scots, and later three; held equivalent to an English halfpenny.
- (in plural) Money; cash.