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.
Little girl feeds crows; in return, they bring her gifts
There's a link between your birth month and certain diseases
This video of insane base jumpers will make you cling to your seat
The brightest light ever built could change the way we see the world
12 plants that repel unwanted insects
California is generating so much solar energy, it's paying other states to take it