An experiment mimicking conditions on the Saturn moon suggests that cell-like bubbles don’t form in methane lakes, puncturing hopes for alien life.

The platypus is one of nature’s strangest mammals. This egg-laying animal sweats milk, hunts by sensing electrical signals, carries venomous spurs, and even glows under ultraviolet light. Discover the ...

Ticks are active in Fairfax County almost year round, including warm winter days. Lyme disease is still the best known and most common disease spread by ticks in Virginia, but there are others such as ...