From the owners of the Egoscue Clinic in Austin, Texas, here are three exercises you can use if you are suffering from neck pain. Try them out and then give us feedback, we'd love to hear from you at Austin@Egoscue.com!

What actually are planets, asteroids and dwarf planets? Here, Dr. Robert Hurt from the Spitzer Science Center in California, touches upon this intriguing question. In addition, he addresses the status of Pluto and how it recently came to pass that, what was once considered our solar system's most distant planet, has recently been demoted and... why? Enjoy!

Experimenting with the physics of water in the weightless environment aboard the International Space Station. For more out of this world experiments please check out
physics central.

NASA has announced the results of an epic physics experiment which confirms the reality of a space-time vortex around our planet.

Fascinating footage, our journey begins in Alaska's Katmai National Park, both inhospitable and beautiful. We observe brown bears as they hunt salmon, track the rare glacier bear, and then continue south to British Columbia on our hunt for the rare Kermode bear, also called ghost bear or spirit bear.

Our journey begins in Alaska's Katmai National Park, both inhospitable and beautiful. We observe brown bears as they hunt salmon, we track the rare glacier bear, and then we continue south to British Columbia on our hunt for the rare Kermode bear, also called ghost bear or spirit bear.

Alex Bellos tells us about a far superior method of cutting a cake using scientific principles.

More stunning footage from Alaska shows, up close and personal, the brown bears in action - hunting for salmon and caring for their young. Enjoy!

Observe more stunning footage from Alaska of the bald eagle and the black bear. And finally catch a first glimpse of the rare glacier bear. Enjoy!

In summer, mother bears and their young cubs can be spotted on the plains near Hallo Bay in Alaska's Katmai National Park.