What If on MSN
What if aliens actually brought life to Earth?
Where did life on Earth come from? It is one of humanity’s oldest and most fascinating questions. For centuries, people have ...
Space on MSN
Searching for alien life: New model could help scientists home in on habitable exoplanets
A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...
Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.
Many have watched recently released UFO videos, but most still think the government knows more than it is saying.
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