TED Talks
Victoria Gill: What a nun can teach a scientist about ecology
To save the achoque -- an exotic (and adorable) salamander found in a lake in northern Mexico -- scientists teamed up with an unexpected research partner: a group of nuns called the Sisters of the Immaculate Health. In this delightful...
TED Talks
TED: How your pictures can help reclaim lost history | Chance Coughenour
Digital archaeologist Chance Coughenour is using pictures -- your pictures -- to reclaim antiquities that have been lost to conflict and disaster. After crowdsourcing photographs of destroyed monuments, museums and artifacts, Coughenour...
TED Talks
TED: Why Africa needs community-led conservation | Resson Kantai Duff
Conservation efforts in Africa have typically been led by "parachute conservationists" -- outsiders who drop in thinking they have all the answers, hire locals to implement them and then disappear. But conservationist Resson Kantai Duff...
SciShow
Does Your Cockatiel Have an Accent?
Dialects are a part of how we communicate, but it also turns out that many animals have dialects depending on what part of the world they live in.
Bozeman Science
Conservation of Angular Momentum
In this video Paul Andersen explains that the angular momentum of a system will be conserved as long as there is no net external torque. Both point objects and extended objects are covered along with several examples.
TED Talks
TED: How we're saving one of Earth's last wild places | Steve Boyes
Navigating territorial hippos and active minefields, TED Fellow Steve Boyes and a team of scientists have been traveling through the Okavango Delta, Africa's largest remaining wetland wilderness, to explore and protect this near-pristine...
SciShow
Instant Fish: Just Add Water | Salamanderfish
In the peat flats of Western Australia, a peculiar fish lies in wait: salamanderfish spend several months buried underground until the dry sand they live in fills with water again.
TED Talks
TED: How we can stop Africa's scientific brain drain | Kevin Njabo
How can Africans find solutions to Africa's problems? Conservation biologist Kevin Njabo tells his personal story of how he nearly became part of the group of African scientists who seek an education abroad and never return -- and why...
Bozeman Science
Thinking in Matter - Level 4 - Conservation of Matter
In this video Paul Andersen shows conceptual thinking in a mini-lesson on the conservation of matter. TERMS Matter - physical substances Atoms - the basic unit of elements Conservation - the quantity of a physical quantity remains...
SciShow
Weird Things Whales Lost on Their Journey to the Sea
When the ancestor of cetaceans went back into the water some 50 million years ago, it left a few things behind—including the functioning of certain genes that seem like they’d be hard to live without.
TED Talks
TED: What are animals thinking and feeling? | Carl Safina
What's going on inside the brains of animals? Can we know what, or if, they're thinking and feeling? Carl Safina thinks we can. using discoveries and anecdotes that span ecology, biology and behavioral science, he weaves together stories...
SciShow
The World's 5 Rarest Animals
Today's extraordinarily depressing dose comes to you in honor of Lonesome George, the world's last Pinta Island tortoise, who passed away earlier this summer - Hank brings us the stories of five more extremely rare animals who may be...
TED Talks
Andras Forgacs: Leather and meat without killing animals
By 2050, it will take 100 billion land animals to provide the world's population with meat, dairy, eggs and leather goods. Maintaining this herd will take a huge, potentially unsustainable toll on the planet. What if there were a...
TED Talks
TED: Life lessons from big cats | Beverly + Dereck Joubert
Beverly + Dereck Joubert live in the bush, filming and photographing lions and leopards in their natural habitat. With stunning footage (some never before seen), they discuss their personal relationships with these majestic animals --...
TED Talks
Simon Berrow: How do you save a shark you know nothing about?
They're the second-largest fish in the world, they're almost extinct, and we know almost nothing about them. In this talk, Simon Berrow describes the fascinating basking shark ("great fish of the sun" in Irish), and the exceptional --...
TED Talks
TED: How poachers became caretakers | John Kasaona
In his home of Namibia, John Kasaona is working on an innovative way to protect endangered animal species: giving nearby villagers (including former poachers) responsibility for caring for the animals. And it's working.
TED Talks
Munir Virani: Why I love vultures
As natural garbage collectors, vultures are vital to our ecosystem -- so why all the bad press? Why are so many in danger of extinction? Raptor biologist Munir Virani says we need to pay more attention to these unique and misunderstood...
TED Talks
Michael Archer: How we'll resurrect the gastric brooding frog, the Tasmanian tiger
The gastric brooding frog lays its eggs just like any other frog -- then swallows them whole to incubate. That is, it did until it went extinct 30 years ago. Paleontologist Michael Archer makes a case to bring back the gastric brooding...
TED-Ed
TED-Ed: Why can parrots talk? | Grace Smith-Viduarre and Tim Wright
Whether they're belting Beyoncé, head-banging to classic rock, or rattling off curse words at zoo-goers, parrots are constantly astounding us. They are among the only animals that produce human speech, and some parrots do it almost...
TED Talks
TED: Hunting for Peru's lost civilizations -- with satellites | Sarah Parcak
Around the world, hundreds of thousands of lost ancient sites lie buried and hidden from view. Satellite archaeologist Sarah Parcak is determined to find them before looters do. With the 2016 TED Prize, Parcak is building an online...
TED Talks
TED: How Indigenous guardians protect the planet and humanity | Valérie Courtois
If we take care of the land, the land takes care of us, says Indigenous leader Valérie Courtois. As climate change continues to devastate the planet, Indigenous guardians are helping to honor our responsibility to the land, monitoring...
Bozeman Science
Conservation of Linear Momentum
In this video Paul Andersen explains how linear momentum is conserved in all collisions. In completely elastic collisions the kinetic energy of the objects is also maintained. Several examples and demonstrations are included.
TED Talks
TED: The power of venom -- and how it could one day save your life | Mandë Holford
Venom can kill ... or it can cure. In this fascinating talk, marine chemical biologist Mandë Holford shares her research into animal venom, from killer sea snails to platypuses and slow lorises -- and explores its potential to one day...