Why are blue whales so enormous?
Adults NatureBlue whales are the largest animals on the planet, but what helps them grow to the length of a basketball court? Asha de Vos explains why the size of krill make them the ideal food for the blue whale -- it's as if the blue whale was made to eat krill (and krill was made to be eaten by the blue whale).
Skydiving into the Blue Hole, Belize
Adults NatureThe ultimate skydive in my 22 years of jumping! Exit from 13,500 feet in PERFECT weather conditions (ie endless blue skies, puffy clouds and NO wind) with my beautiful husband slaDE~ and our Arizona friend, Ginger. I deployed at 8,000 feet so I could soak in all the exotic beauty and sublime heavenly experience. A once in a lifetime never-to-forget skydive!!! BTW, my canopy is red, black and gray, and I am the last person to land in this video. WOOHOO!
How tsunamis work - Alex Gendler
Adults NatureThe immense swell of a tsunami can grow up to 100 feet, hitting speeds over 500 mph -- a treacherous combination for anyone or anything in its path. Alex Gendler details the causes of these towering terrors and explains how scientists are seeking to reduce their destruction in the future.
Deep ocean mysteries and wonders
Adults NatureIn the deepest, darkest parts of the oceans are ecosystems with more diversity than a tropical rainforest. Taking us on a voyage into the ocean -- from the deepest trenches to the remains of the Titanic -- marine biologist David Gallo explores the wonder and beauty of marine life.
How big is the ocean?
Adults NatureWhile 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.
Why Do Venomous Animals Live In Warm Climates?
Adults NatureAs 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?