This is what it's like to rappel into an active volcano
September 10, 2014, 5:11 p.m. by Russell McLendon
An epic new video follows four explorers into Vanuatu's Ambrym volcano, whose Marum crater holds a roiling lava lake.
To save a cathedral, marinate in olive oil
January 14, 2013, 4:30 p.m. by Marc Lallanilla, LiveScience
The limestone rock used to build cathedrals in northern England are vulnerable to acid rain.
Air pollution now a top 10 disease health risk
January 3, 2013, 3:34 p.m. by Jim Motavalli
New Delhi adds 1,400 poorly regulated new cars to its roads every day, so it's no wonder that the city is choking on auto exhaust. Asian air pollution kills 2 million people every year. Tough emissions laws in the U.S. explain why we're breathing better, despite adding cars, population and miles tra
Why cemeteries are a great place to track acid rain
February 27, 2012, 8:18 p.m. by Wynne Parry, LiveScience
To a geologist, a gravestone can offer information other rocks can't.
Acid rain solutions
February 6, 2009, 1:47 p.m.
Explore a variety of solutions for acid rain.
'Signing Day' recognizes high school seniors starting jobs, not college
Mother dog and 9 puppies discovered at landfill are getting the care they need
Giant squid caught on camera in U.S. waters
How to identify a tree by its bark
A new material that's part plastic and part rock is forming on this Portuguese island
This map tells you exactly what lies on the other side of the ocean