FDA wants to make this official and recently asked to know more
Studying our natural internal bacteria could help doctors cure diseases that affect millions
Bogus canals on Mars, alien germs from Venus and the "truth" behind UFOs
It's decision time
Microbes that eat and breathe electricity have forced scientists to reimagine how life works—on this planet and others
Scientists are triumphant over extraordinary new images from Saturn and its moons--rivers of methane, ice volcanoes, ferocious storms and more
NASA scientists are comparing Titan's river to a Nile full of flowing liquid hydrocarbons.
Plus, the back of my eye
The compound might be suitable for cell membranes.
A state-by-state breakdown of policies that could change your community.
In a simulation, a Titan-like atmosphere produces nearly all of life's building blocks
What's the most habitable planet?
5 strategies for beating antibiotic resistance
Joseph Longo's Plasma Converter turns our most vile and toxic trash into clean energyâ€”and promises to make a relic of the landfill
PopSci tackles life's whys, hows and who-dunnits in this Q&A-style; feature
The next big breakthrough in synthetic biology just might come from an amateur scientist
Finally, science solves that age-old question: How can I be more popular on the Internet?
You'll catch more bugs with honey
Life on Earth -- in unexpected places.