A reader getting ready to live abroad wonders how to find potable water. Advice maven Umbra Fisk says the power is in his hands.
The "door to the underworld" is what happens when permafrost in Siberia thaws dramatically.
What’s the Grand Old Party got against the Grand Canyon?
LED streetlights sound like a great idea. But there's a hitch.
You can't sneak a gas leak past NASA.
Right now, it’s just talk.
Presenting an exclusive clip from our Pickathon on the Farm series.
A British reader wonders how to get ride of limescale in her loo. Once advice maven Umbra Fisk figures out what that means, she drops a load of advice.
Ice is melting so fast that scientists double checked their instruments were working.