The Egyptian jackal is actually a wolf in disguise

Recent DNA studies show that the Egyptian jackal is actually a new subspecies of the gray wolf.

Egg helps determine gender of 160-million-year-old reptile fossil

A fossilized pterosaur, or pterodactyl, skeleton has been found in China, preserved alongside her unhatched egg. The find sheds light on an ancient biological mystery.

The frog that re-evolved to reclaim its missing teeth

For as many as 200 million years, frogs lived without lower teeth. But one frog species has managed to "re-evolve," restoring those missing teeth.

BBC video series on chemistry is tip-top

The programs retrace the steps of the alchemists who, in their search for everlasting life, wound up discovering many of the elements in our modern periodic table.

Tyrannosaurs as small as dogs

The early ancestors of tyrannosaurs were no bigger than you or me - about one-hundredth the size of the colossal dinosaur we know as T. Rex.

Northern Mars forecast: wind and shifting sands

NASA's Mars Reconnaissance Orbiter has revealed Mars as a dynamic world of wind and shifting sands. Will we be able to resist going there?

Is the bat rabies stereotype true?

Bat-lovers take note! A new study suggests that the incidence of rabies in bats is much lower than previous estimates - only one per cent. Here's my take on it.

Jorge Galan reveals the stealth of Salmonella, and also its Achilles heel

The Yale researcher has made a new discovery that could lead to an antidote for Salmonella poisoning, and even the creation of next-gen antibiotics.

The pain paradox and current research

Researchers are looking for differences in the brain between people with chronic illnesses and pain and those who are healthy. Read more.

About 80% of global fisheries in trouble, says new U.N. report

The U.N. estimates that 53% of global fisheries are "fully exploited", and 32% are either overexploited, depleted, or recovering from depletion, and need to be urgently rebuilt.