Bozeman Science
The Hierarchy of Life
Paul Andersen explains how biology is ordered in the hierarchy of life. He first of all describes how emergent properties appear as you move to more inclusive systems. The then describes life at the following levels; atom, molecule,...
TED Talks
TED: The ancient, earth-friendly wisdom of Mongolian nomads | Khulan Batkhuyag
There's a lot we can learn from Mongolian nomads about how to survive in the years to come, says environmental activist Khulan Batkhuyag. Taking us on a journey through the country's stunning rural landscape, she shows how Mongolian...
SciShow
The Past, Present, and Future of Carbon Dating | Compilation
Carbon dating is a lot more than just getting the age of a dinosaur bone. We can learn a lot about the world through its use, and it turns out, we have.
SciShow
The Mayan Calendar & 2012
Hank tells us about the Mayan calendar & why December 21, 2012 will not be the end of the world.
TED Talks
TED: To solve the world's biggest problems, invest in women and girls | Musimbi Kanyoro
As CEO of the Global Fund for Women, Musimbi Kanyoro works to support women and their ideas so they can expand and grow. She introduces us to the Maragoli concept of "isirika" -- a pragmatic way of life that embraces the mutual...
SciShow
Atavisms: 4 Lost Traits That Returned
Every once in a while, traits thought to be lost forever suddenly reappear, like a dolphin or a whale born with complete hind limbs! Known as atavisms, these occurrences can teach us all sorts of things, like how limbs actually grow.
SciShow
6 of the Coolest Things We've Found in Amber
Amber is amazing stuff! It can preserve organisms whole, and essentially freeze them in time, and the specimens we’ve found in it so far range from amazing to downright bizarre. Here are six of the coolest things we’ve found trapped in...
TED Talks
TED: How early life experience is written into DNA | Moshe Szyf
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Moshe Szyf is a pioneer in the field of epigenetics, the study of how living things reprogram their genome in...
TED-Ed
TED-Ed: Alex Gendler: How languages evolve
Over the course of human history thousands of languages have developed from what was once a much smaller number. How did we end up with so many? And how do we keep track of them all? Alex Gendler explains how linguists group languages...
SciShow
Why Doesn’t the Palo Verde Tree Need Water?
They don’t call water the building block of life for nothing, most living things need it. The palo verde tree, however, has managed to skate by needing it a lot less than the rest of us.
TED Talks
Nina Jablonski: Skin color is an illusion
Nina Jablonski says that differing skin colors are simply our bodies' adaptation to varied climates and levels of UV exposure. Charles Darwin disagreed with this theory, but she explains, that's because he did not have access to NASA.
SciShow Kids
The Deepest Part of the Ocean!
Deep in the Pacific Ocean, near China, is the Mariana Trench, the deepest part of the ocean! Join Jessi and Squeaks and learn all about the super-cool, super-tough creatures that make their home there!
Bozeman Science
Biogeochemical Cycling
Paul Andersen explains how biogeochemical cycling is used to move nutrients from the environment into living material and back again. He explains the water cycle, the carbon cycle, the nitrogen cycle and the phosphorus cycle. He also...
TED Talks
TED: Why 30 is not the new 20 | Meg Jay
Clinical psychologist Meg Jay has a bold message for twentysomethings: Contrary to popular belief, your 20s are not a throwaway decade. In this provocative talk, Jay says that just because marriage, work and kids are happening later in...
TED Talks
TED: Our treatment of HIV has advanced. Why hasn't the stigma changed? | Arik Hartmann
The treatment of HIV has significantly advanced over the past three decades -- why hasn't our perception of people with the disease advanced along with it? After being diagnosed with HIV, Arik Hartmann chose to live transparently, being...
TED Talks
Hendrik Poinar: Bring back the woolly mammoth!
It’s the dream of kids all around the world to see giant beasts walk the Earth again. Could -- and should -- that dream be realized? Hendrik Poinar talks about the next big thing: the quest to engineer a creature that looks very much...
SciShow
What's The Oldest Tree in the World
Ancient trees are fascinating, but the answer to the question in the title isn't as cut and dried as it might first seem. There are two major contenders for the superlative, and Hank has all the important information on both of them in...
Crash Course
Sustainable Cities: Crash Course Geography
From towering skyscrapers covered in trees to zero carbon smart cities, there are so many ways to imagine what a sustainable city of the future might look like. But what does it really mean to be sustainable anyway? Today, we’re going to...
SciShow
7 Species That Were Saved From Extinction
Humans are pretty good at destroying things. Like habitats, animal populations... you catch my drift. But, there have been a few species that humans have helped bring back from the brink of extinction. Chapters 0:00 0:05 0:11 0:17 0:23 0:29
PBS
The Search for the Earliest Life
More than 4 billion years ago, the crust of the Earth was still cooling and the oceans were only beginning to form. But in recent years, we've started to discover that, even in this hellish environment, life found a way.
TED Talks
Daniel Lismore: My life as a work of art
Daniel Lismore's closet is probably a bit different than yours -- his clothes are constructed out of materials ranging from beer cans and plastic crystals to diamonds, royal silks and 2,000-year-old Roman rings. In this striking talk,...
Bozeman Science
AP Biology Lab 2: Enzyme Catalysis
Paul Andersen starts with a brief description of enzymes and substrates. He then explains how you can measure the rate of an enzyme mediated reaction. Catalase from yeast is used to break hydrogen peroxide down into water and oxygen. He...
Bozeman Science
LS2D - Social Interactions and Group Behavior
In this video Paul Andersen explains the importance of social interactions and group behavior. Organisms live in groups because it overs them greater success and has been selected for through natural selection. Some groups are stable and...
SciShow
Know Your Scientists Archaeology or Paleontology
How do you make an archaeologist really mad, really fast? Ask her if she’s found any dinosaurs. SciShow helps you Know Your Scientists by explaining the many differences between archaeology and paleontology, and how they’re each awesome...