World Topics

Florida scientists document 'virgin births' of endangered sawfish

Scientists have documented in Florida a series of “virgin births,” reproduction without mating, in a critically endangered sawfish species pushed to the brink of extinction by overfishing and habitat destruction. The scientists said Monday it marks the first time the phenomenon called parthenogenesis has been seen in a vertebrate in ...

Corruption tarnishes Russia's new showpiece cosmodrome

May 31, 2015

Corruption tarnishes Russia's new showpiece cosmodrome

Designed to showcase a revamped space industry and divert attention from recent failures, Russia’s multibillion-dollar project to build its own space launch pad to take over from Soviet-era Baikonur has been mired in corruption scandals. Hailed by President Vladimir Putin as the country’s biggest ...

May 30, 2015

Rare antelopes mysteriously dying en masse in Kazakhstan

The sudden deaths of tens of thousands of endangered antelopes in ex-Soviet Kazakhstan over the past two weeks have left scientists scrambling for answers and conservationists worried about the animal’s future. Over 120,000 rare saiga antelopes — more than a third of the total ...

Expert judges that dinosaurs were warm-blooded

May 29, 2015

Expert judges that dinosaurs were warm-blooded

Dinosaurs were warm-blooded, according to a scientist who judged their metabolism using body mass and growth rates deduced from fossils of species including Tyrannosaurus rex. Paleontologist Michael D’Emic of Stony Brook University in New York took issue with the conclusion of other researchers last ...

More than four espressos a day can harm health: EU

May 28, 2015

More than four espressos a day can harm health: EU

Drinking the caffeine equivalent of more than four espressos a day is harmful to health, especially for minors and pregnant women, the EU food safety agency said on Wednesday. “It is the first time that the risks from caffeine from all dietary sources have ...