8 demystifying facts about the snow leopard

October 23, 2019, 3:58 p.m. by Jim Motavalli

Jim Motavalli shares an excerpt from his just-released book.

October 23, 2019, 3:12 p.m. by Christian Cotroneo

And it's creating all kinds of ethical implications.

October 23, 2019, 1:55 p.m. by Melissa Breyer

The northern snakehead, a voracious invasive species that can live out of the water for days, is showing up in several states.

October 23, 2019, 11:24 a.m. by Noel Kirkpatrick

The hole over Antarctica is slowly healing, but research suggests the ozone layer is thinning at lower latitudes.

October 23, 2019, 11:21 a.m. by Bryan Nelson

Theory explains many of the bizarre observations made in quantum mechanics, but there are still questions.

October 23, 2019, 9:53 a.m. by Lindsey Reynolds

From nearsightedness to bone mass, a trip to the International Space System has a notable effect on astronauts' bodies.

October 23, 2019, 8:26 a.m. by Mary Jo DiLonardo

The male white bellbird attracts a mate by singing louder than a jackhammer.

October 22, 2019, 2:01 p.m. by Christian Cotroneo

The brain may enter a 'problem-solving' sleep stage.

October 22, 2019, 11:40 a.m. by Mary Jo DiLonardo

Macy’s and Bloomingdale’s also ditch fur.

October 22, 2019, 11:17 a.m. by Russell McLendon

Wind turbines can kill birds and bats, but they don't have to. Here are a few ways to help them coexist.

October 22, 2019, 10:24 a.m. by Jaymi Heimbuch

This unusual animal easily freaks people out, but it's one amazing creature.

October 22, 2019, 9:46 a.m. by Mary Jo DiLonardo

'Life can be so painful and sad, and at the same time filled with grace and beauty.'