A San Francisco startup, Pembient, is using biotechnology to 3D print fake rhino horns that match the real ones in genetic makeup. Their plan? To flood the Chinese market, where the demand for rhino horns has driven poaching to critical levels, with these synthetic alternatives.

Close-up of a human molar tooth

Skin tightening using fractional CO2 laser

When South Park was censored

Incredible view of Mars captured by the curiosity rover.

Itacotiara, Brazil.

Hidden Paradise in Cadlao Lagoon in El Nido, Palawan, Philippines.

Four liters of kittens.

Nui Bay is a hidden corner of tropical paradise tucked away on Phi Phi Don Island, Thailand.

Those bird are so cute.

Oregon Zoo's Red panda walk.

Sunset in the Maldives.

Morning on Koh Chan island.

The octopus decided to say hello too.

Berchtesgaden National Park, Germany.

Just meerkats making fun of a capybara.

Meanwhile somewhere in Alaska.

Mauritius hides a real natural wonder - an underwater waterfall.

This cute couple is a joy to watch.

Simianshan Waterfall, China.

Leaf beetle from larval stage to full-fledged adult.