The massive asteroid Apophis shot past Earth last night, on a trajectory that will bring it even closer during its next flyby in 2029.
The reason herbivore dinosaurs got so big was their environment, not their diet, researchers say.
Cope's Rule - which states that small animals tend to evolve into larger ones - is sometimes true, sometimes not, a new statistical model shows.
With rave reviews for its new sedan and visitors to its small collection of flagship stores numbering in the millions, Tesla Motors is riding high.
We have the first birds to thank for the fact that there are no longer any two-foot-long bugs buzzing about in the skies, say University of California, Santa Cruz scientists.
It was egg-laying that did for the dinosaurs, claims a new report, while viviparous mammals thrived.
So what do you think is the perfect size? An inch or so bigger than you've got at the moment? Then join the club.
Researchers have uncovered a direct link between global temperatures and body size, leading them to conclude that future climate change could mean species getting smaller.
An Australian PhD student has produced one of the most accurate measurements ever made of how fast the universe is expanding and thus how big it is.
You may want to get your ruler out at this point. South Korean researchers have discovered that there's a link between finger length and the length of a man's penis.
Scientists at Sweden's Karolinska Institutet have been messing with people's heads, convincing them that they're just a foot tall.
Are you ladies wearing a push-up bra for a grander effect? Or do you prefer the minimalist approach offered by a humble sports brassiere?