The Okapi is native to the Democratic Republic of the Congo in Central Africa. Despite the zebra-like stripes, it is actually more closely related to giraffes. While okapis travel for the most part by themselves within their home ranges, they still have ways of communicating with others whose ranges overlap. A scent gland on each foot leaves behind a sticky, tar-like substance wherever they have walked, marking their territory. Okapis have a great sense of smell. By checking the ground, an okapi can tell if another okapi has been there. Males also mark their territory by urine spraying. Normally silent, female okapis vocalize only when they are ready to breed. ...

Meet the Buffy Helmetcrest and White-bearded Helmetcrest, two new species of hummingbirds found in Colombia and Venezuela. Looks like someone's had a run-in with too much styling product...

This is the Giant weta. Native to the small islands of New Zealand, it's one of the heaviest insects in the world - the largest on record weighed around 70 g.

Pixie Dust is a new display technology that uses sound waves to levitate tiny particles that are then arranged into images and animations. Imagine these floating particles suddenly coming together to form a computer or television screen.

Beijing subway owners have begun to offer its passengers the ability to pay their bills with plastic bottles, thus helping to preserve the environment and helping the pocket of every traveller.

Advances in technology have given rise to an abundance of ways to share our stories. Created for the Exceptional Hardware Software Meeting (EHSM) in Germany next month, "Juanita Knits the Planet" is the world's smallest comic strip, detailing a day in the life of Juanita, a ten micron-tall girl-turned-robot. Long story short, this is done by blasting a stream of electrons at the surface of the hair, stripping away tiny layers of it. The electrons are directed using a tiny tube.

This incredible video proves that helium isn't just a voice-raising gas. In its superfluid state it also defies gravity, has zero friction and can leak through glass.

What's worse than a tornado in your front yard? A firenado.

A woman in the US captured this incredible photo of a natural phenomenon known as a firewhirl. First documented by Australian scientists in 2003, firewhirls can grow to 30 metres tall.