How big is the ocean?
AdultsEcologyNatureEnvironment...While the Earth's oceans are known as five separate entities, there is really only one ocean. So, how big is it? As of 2013, it takes up 71% of the Earth, houses 99% of the biosphere, and contains some of Earth's grandest geological features. Scott Gass reminds us of the influence humans have on the ocean and the influence it has on us.
Where Do Birds Go In Winter?
AdultsAnimalsEcologyEnvironment...As winter approaches, V-shaped flocks glide overhead as the world's birds begin their long treks to warmer climates. Humans used to have some pretty crazy theories about where birds went for winter, like the moon, or to the bottom of the ocean.
Why Do Venomous Animals Live In Warm Climates?
AdultsAnimalsNatureScience...As a Canadian-Australian, I have always wondered why it is that Australia has so many venomous animals that can kill you while Canada has virtually none. But it's not just Australia - it seems like all beautiful, warm places are cursed with venomous native species. So I set out to find the truth: why have all these venomous species evolved in the world's best holiday destinations?
Frans Lanting: Photos that give voice to the animal kingdom
AdultsAnimalsNaturePhotography...Nature photographer Frans Lanting uses vibrant images to take us deep into the animal world. In this short, visual talk he calls for us to reconnect with other earthly creatures, and to shed the metaphorical skins that separate us from each other.
Scary black seadevil fish caught on video at depth of 1,900 feet
AdultsAnimalsNatureWildlife...Deep-sea anglerfish are strange and elusive creatures that are very rarely observed in their natural habitat. Fewer than half a dozen have ever been captured on film or video by deep diving research vehicles. This little angler, about 9 cm long, is named Melanocetus. It is also known as the Black Seadevil and it lives in the deep dark waters of the Monterey Canyon.
Why Do Rivers Curve?
AdultsNatureEnvironmentScienceMinuteEarth provides an energetic and entertaining view of trends in earth's environment -- in just a few minutes!
How Bees Can See the Invisible
AdultsAnimalsNatureBiology...Feeding and fertilizing. Bees are amazing social insects, and their relationship with flowers is one of nature's coolest examples of "mutualism". It got me wondering: How do bees see the world? Enjoy this look at how bees see in ultraviolet and even sense electric fields!
Why is the Sky Any Color?
AdultsScienceWorldNature...It's a question that you'd think kids have been asking for thousands of years, but it might not be that old at all. The ancient Greek poet Homer never used a word for blue in The Odyssey or The Iliad, because blue is one of the last colors that cultures pick out a word for.
The Science and Beauty of Auroras
AdultsScienceWorldSpace...Space might seem like an empty place, but the area surrounding Earth is constantly being bombarded by waves of charged particles released by the Sun: The solar wind. Luckily, thanks to Earth's swirling, molten core (and the magnetic field it provides), we are protected from this planet-sterilizing onslaught like an invisible force field.
Lyrebird
AdultsAnimalsTechnologyNature...This Bird Can Mimic Laser Gun Sounds And It's Very Impressive
Life by the Numbers
AdultsAnimalsBiologyNature...There are now more than 7 billion human beings on Earth, and that got me wondering: How successful are we compared to other species? I take a look at out how our numbers stack up to some other domains of life. It turns out that biomass, or what things weigh, can be more important than how many of something there are. Find out how our numbers stack up against everything from bugs to bacteria, and get ready for some mind-blowing numbers!
Norwegian Landscape
AdultsEnvironmentFilmNature...This Norwegian Time-Lapse Showcases The Country's Landscape And It's Gorgeous
When The Lion Sees Its Rescuer
AdultsAnimalsHumanRelationships...Lions aren't that cruel. They know how to show their gratitude.