World Topics

Worm found to reproduce by impregnating itself in the head

From the shooting of sperm darts to post-coital cannibalism, there is not much that surprises researchers into the weird ways of animal sex. But on Wednesday, biologists said they have witnessed a behavior so weird that it warrants scientific mention: a creature that procreates by jabbing a needle-like “penis” into ...

California farmers forced to use oil wells' wastewater

Jul 3, 2015

California farmers forced to use oil wells' wastewater

AFP-JIJI An efficient solution to a historic drought, or an environmentally risky pact with the devil? That is the question raised by California farmers who are irrigating their crops with wastewater supplied by oil companies, in an arrangement slammed as dangerous by environmental campaigners. ...

Genome study reveals how the woolly mammoth thrived in the cold

Jul 3, 2015

Genome study reveals how the woolly mammoth thrived in the cold

Woolly mammoths spent their lives enduring extreme Arctic conditions including frigid temperatures, an arid environment and the relentless cycle of dark winters and bright summers. An exhaustive genetic analysis of these bygone Ice Age giants and their living cousins, Asian and African elephants, has ...

Secret to restoring the scent of roses is found

Jul 3, 2015

Secret to restoring the scent of roses is found

Shakespeare said a rose by any other name would smell as sweet. These days, many kinds of roses have little fragrance. But a new discovery might change that. A study of roses that do have a strong scent revealed a previously unknown chemical process ...

Jul 3, 2015

Rising number of local governments set targets to cut emissions

Twenty local governments, representing areas producing 5 percent of global climate-changing emissions, have committed to targets to cut those emissions, with the majority also setting goals for renewable energy, a platform uniting them said on Thursday. The Compact of States and Regions, launched last ...

Jul 2, 2015

Discovery brightens solar energy's future

Scientists in Switzerland announced a clean-energy breakthrough on Wednesday; a cheaper solar technology that splits water molecules to create clean-burning hydrogen fuel. The solar panel design will make it cheaper to produce hydrogen, but a simple version won’t be available for average citizens for ...