Earth
- Chemistry
Holey Copper Pipes!
Engineers are homing in on germs and other surprises behind the development of tiny holes in home water pipes.
- Animals
Farm chemicals can indirectly hammer frogs
A widely used agricultural weed killer teams up with fertilizer to render frogs especially vulnerable to debilitating parasites.
- Earth
The Case for Very Hot Water
Turning down the thermostat on a home's water heater could foster the growth of toxic bacteria in home plumbing.
- Earth
Big Water Losses
America's ailing water-delivery infrastructure is literally throwing clean water away -- and dirtying some of what it moves toward our taps.
- Life
Heat sensors guide insects to a hot meal
Bugs home in on seeds by detecting infrared radiation.
- Life
Avian airlines: Alaska to New Zealand nonstop
Tracked bar-tailed godwits break previous nonstop flight record for birds.
- Humans
Elephants’ struggle with poaching lingers on
Even as African elephants struggle to recover from decades-old poaching, the animals face new and renewed threats today.
- Tech
Coal Country’s New Foresters
New techniques may be shaving a century or two off the recovery of mined mountain tops.
- Tech
Trading Forests for Coal
Forested mountain peaks have been giving way to grassy planes in Appalachian coal country.
- Archaeology
Really Cool History
Tales of the black band: Clues to a 4,200-year-old mystery lie frozen in icy records stored atop Mt. Kilimanjaro.
- Climate
Eggs, Tea and Mr. IPCC
Even jet-lagged, the world's lead climate negotiator took time out to brief a few reporters.
- Earth
An electronic nose that smells plants’ pain
Device can detect distress signals from plants that are harmed, under attack.
