For the first time, researchers have found a biological cause for the birth of identical twins.
And that is a breakthrough, says researcher Dorret Boomsma....
That wouldn't be very surprising; the helicopter was designed for about five flights, but has already made thirteen!
The fourteenth flight was scheduled for...
Toucan in the Amazon rainforest. (Image: agustavop / iStock)
The tropical rainforests are hotspots of biodiversity, but there are differences. Researchers have now...
Researchers discovered this by accident.
the tree skink (Egernia striolata) is usually monogamous. Females only mate with their mate. Together they have offspring....
Are cassowaries ancient human farm animals? (Image: Andy Mack)
Millennia before the domestication of chickens and the like: residents of the island of New...
And that's still a conservative estimate; in reality, global light pollution may have increased by 270 percent(!) in a quarter of a century.
British...
Even forest trees that appear healthy to the naked eye can already suffer from stress. (Image: ViktorCap / iStock)
Subtle stress signals made visible:...