Cease peace

Water-borne

Doing it right

Single track

Beauty with a purpose

Whales under threat

Blame it on Nia

Insects at stake

Rare insects in the US now qualify for legal protection

Penguins in peril

Rising temperatures in the Antarctic are harming penguins

Tonic for trees

Elephant repellent

Asthma, race, environment

Invading species

Cooking oil at high seas

Rapeseed oil will be used to lubricate oil rigs in the North Sea

Fewer 'green claims'

Intricacies of time

Using a new time measuring device geochronologists study the orbital pacing of the ice ages

Moon's effect

Gradual extinction

Chemical decorations

Stoned immaculate

Bacteria that can turn creatures into stone do exist

Turtle power

Loggerhead turtles are offering a lifeline to coastal dunes in Florida

Pollution masks for rats

Safe as milk

Ethyl lactate, an ecologically benign chemical, is all set to replace dangerous solvents

Noisy waters

The rubble speaks

Earthquakes may have played a major role in the destruction of 50 well-known ancient cities