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 ...
The deep ocean is home to one of the strangest phenomena on Earth: bioluminescence. Scientists estimate that more than 75% of ...
Slurrp on MSN
If Aliens Landed Tomorrow, What Would They Eat?
A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.
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 ...
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