SPIDERS

In this harsh world of ice and rock lives a little spider.

Military looks to albatross for aircraft design and sea otters fight climate change by snacking on sea urchin.

This week's dirt: Trees pop up in the Tundra, dinosaurs not quite as bulky as previously thought, report connects the sizing down of insects with bird evolution, melting arctic could mean colder winters for those in the Northern Hemisphere, and more.

New species for 2012 includes sneezing monkey, zebrafish "smell fear", harvestman spider managed to cross the Pacific Ocean 82 million years ago, tomatoes contain more genes than humans, and more.

Facts and information about the highest mountain range on the planet.