You won’t see these amazing animals on a day at the beach, but they’re there — living in the vast, cold, unexplored midwater region of the ocean. Learn about six of its residents and how they’ve adapted to life in the dark.

Yes, plastic straws are bad, but they’re just a teeny drop in the giant ocean of plastic we’re swimming in. Here are other everyday plastic objects that we could put on the discontinued list.

When the last blue pigment was discovered, Thomas Jefferson was in the White House. The recent creation of YInMn blue is a thrilling tale complete with expletives, accidents and invisible abilities. Just ask chemist and materials scientist Mas Subramanian.

By more clearly identifying our feelings or by recategorizing them, we can reduce suffering (yes!) and increase well-being, says neuroscientist Lisa Feldman Barrett.

A kidney donation chain could narrow the huge gap between organ supply and demand. Kidney matchmaker and transplant surgeon Jayme Locke explains how.

Feeling like you’ve got all the time in the world is a wonderful sensation; too bad it occurs so rarely. But by developing the skill of savoring, you can maximize your moments — and your experience of time, according to author Laura Vanderkam.

Our attention gets hijacked by everything from the stress in our lives to the ding of our phones. Neuroscientist Amishi Jha shows how we can cultivate the ability to focus on what really matters.