Not all plastic are evil, but we could all probably do with a whole lot less. Check out these great ideas — from a googly-eyed trash catcher to a styrofoam substitute made from mushrooms — and learn some small steps you can take right now.

Bioengineering professor Manu Prakash brought the world a 50-cent microscope. Now he’s created more cheap public health tools, including a paper centrifuge and a mosquito identifier. And he’s just getting started.

Before you answer “Yes!” — look at these three quick scenarios. And if you learn you’re a bit bird-brained, remember: intelligence is all relative, says psychologist Ben Ambridge.

Right here in our solar system, researchers think these three small ocean-containing bodies — Saturn’s Enceladus and Titan and Jupiter’s Europa — just might harbor the conditions for existence to begin.

They devour crops and cattle feed and nab other birds’ nesting sites. However, starlings can actually show us how to live, says nature writer Lyanda Lynn Haupt.

Déjà vu — we all know it when we feel it, but could we make it happen in someone else? Psychology researcher Anne Cleary figured out a way.

Much of the data from clinical trials is withheld from the public, says scientist and advocate Sile Lane. This missing information is costing money, time and even people’s lives.