With hopes fading about finding signs of life on the exoplanet K2-18b, scientists refocus on exploring the Moon and Mars, with providing food the largest challenge

With hopes fading about finding signs of life on the exoplanet K2-18b, scientists refocus on exploring the Moon and Mars, with providing food the largest challenge

Jon Entine, Rupesh Paudyal |
If we are serious about settling on other planets, we must grow food efficiently outside the safe environment of Earth ...
bacteria

Vacation hazard: Your gut bacteria picks up souvenirs, too

Meredith Knight |
When we travel our gut bacteria can pick up antibiotic resistance genes in just two days. What does that mean ...
insomnia

Getting to the roots of insomnia and what you can do about it

Ben Locwin |
Ever struggle with sleep? Almost all of us will at some point our lifetime. Several factors are at play--including travel ...