'One Big Home' profiles America's obsession with supersized dwellings
March 7, 2017, 7:16 a.m. by Michael d'Estries
Carpenter Thomas Bena goes behind the scenes to explore the growing trend of 'trophy homes' and 'starter castles.'
Americans are quietly preserving 56 million acres of private land
December 20, 2016, 8:15 a.m. by Russell McLendon
U.S. landowners voluntarily protect more land (and water) than all national parks in the lower 48 states, a new census shows.
Standing Rock protesters celebrate as pipeline is halted
December 5, 2016, 12:15 p.m. by Mary Jo DiLonardo
Activists relish the victory, but many of them still aren't leaving.
The faces at Standing Rock represent many generations
November 23, 2016, 8:10 a.m. by Jaymi Heimbuch
Why people are protesting the Dakota Access Pipeline.
Edward Burtynsky peels back the curtain on the perils of modern existence
September 16, 2015, 8:30 a.m. by Catie Leary
Canadian photographer's riveting imagery explores the multitude of ways that industry is transforming our planet's natural landscapes.
Snail hunts faster fish by drugging them with insulin
January 21, 2015, 4:22 p.m. by Russell McLendon
The venom of some cone snails contains insulin, a new study finds, helping the sluggish mollusks snag speedier prey.
Salmon semen found to be miracle substance for extracting rare earth elements from waste
January 20, 2015, 1:47 a.m. by Bryan Nelson
There's more to salmon sperm than making salmon babies, as researchers find it can also be used to help sort out toxic waste.