MinuteEarth
How Tall Can Mountains Be?
What is the maximum height for a mountain on Earth!? And why?
TED Talks
TED: Is climate change slowing down the ocean? | Susan Lozier
Ocean waters are constantly on the move, traveling far distances in complex currents that regulate Earth's climate and weather patterns. How might climate change impact this critical system? Oceanographer Susan Lozier dives into the...
SciShow
The Asteroid That Nearly Swallowed OSIRIS-Rex
It's always an asteroid heading straight toward us that we worry about, never what happens to us when we head straight toward the asteroid. OSIRIS-REx's experience with Bennu tells us it's worth a thought.
SciShow
Does the Food Chain Stop At Jellyfish?
Jellyfish aren't the most nutritious animals in the ocean. Yet sea turtles and many other organisms get their nutrition from almost nothing else. Here's why they don't totally starve to death.
SciShow
This Diagram of Earth Is a Lie
When you learned about the Earth’s interior in school, you were probably shown a diagram that looked like a perfect layer cake. But we've known for a long time that that diagram is... inaccurate at best, and leaves out information that...
SciShow
Non-Newtonian Fluids & A Bulletproof Hoodie
Hank describes how non-Newtonian fluids can save lives - and dreams of a bulletproof hoodie.
SciShow
Do Zombies Float or Sink?
If you’re trying to figure out where to plan on sheltering during the zombie apocalypse, it’s essential to know whether zombies sink or float!
SciShow
Why’d the Ocean Stop Getting Saltier?
If salty water is constantly spilling into the world’s oceans, does that mean they are getting saltier by the day?
PBS
How faculty mentors can help first-generation students succeed
A new initiative by the University of California system uses first-generation faculty to guide first-generation students, with the goal of decreasing dropout rates. As part of our series Rethinking College, Hari Sreenivasan visits UCLA...
SciShow
8 Beautiful, Weird, and Scary Things Ice Can Do
Frozen water molecules don’t seem to be all that interesting. But, these eight weird things that ice can do are truly mind-boggling. Chapters View all ICE SPIKES 0:40 FROST QUAKES 2:36 FROST FLOWERS: LAND 3:26 FROST FLOWERS: SEA ICE 4:22...
SciShow
This Diagram of Earth Is a Lie
When you learned about the Earth’s interior in school, you were probably shown a diagram that looked like a perfect layer cake. But we've known for a long time that that diagram is... inaccurate at best, and leaves out information that...
TED-Ed
TED-Ed: How big is the ocean? - Scott Gass
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...
SciShow
Brinicles: Icicles o' Death
What's salty and cold and cool as heck? Brinicles, a rarely seen undersea phenomenon the combines ice and saltwater to become every sea star's worst nightmare! Actually, they're not that scary, just awesome. Hank explains within.
SciShow
Why’d the Ocean Stop Getting Saltier?
If salty water is constantly spilling into the world’s oceans, does that mean they are getting saltier by the day?
SciShow
Climate Change Could Be Taking the Ocean’s Breath Away
The Labrador Sea is also known as the ocean's lung, and there's evidence that it's in a lot of trouble.
TED-Ed
TED-ED: Real life sunken cities - Peter Campbell
Though people are most familiar with Plato's fictional Atlantis, many real underwater cities actually exist. Peter Campbell explains how sunken cities are studied by scientists to help us understand the lives of our ancestors, the...
TED Talks
TED: Why design should include everyone | Sinead Burke
Sinead Burke is acutely aware of details that are practically invisible to many of us. At 105 centimeters (or 3' 5") tall, the designed world -- from the height of a lock to the range of available shoe sizes -- often inhibits her ability...
TED Talks
Elizabeth Lyle: How to break bad management habits before they reach the next generation of leaders
Companies are counting on their future leaders to manage with more speed, flexibility and trust than ever before. But how can middle managers climb the corporate ladder while also challenging the way things have always been done?...
SciShow
Those Maddening Eyeball Floaters!
Sometimes our eyes do weird things. One of the things that it sometimes does is get floaters. What are they? Where do they come from? Join us today on SciShow as Hank explores the science behind these little specks.
SciShow
3 Extreme Climate Fixes
Hank talks about a few - maybe crazy, maybe reasonable - geoengineering schemes that some scientists have come up with in order to "fix" climate change, including designer clouds, ocean fertilization, and stratospheric shading with...
Bozeman Science
Thinking in Change - Level 4 - Quantifying and Modeling Change
In this video Paul Andersen shows conceptual thinking in a mini-lesson on quantifying and modeling change. Two examples are included in the video and two additional examples are included in the linked thinking slides. TERMS Change - to...
SciShow
Non-Newtonian Fluids & A Bulletproof Hoodie
Hank describes how non-Newtonian fluids can save lives - and dreams of a bulletproof hoodie.
TED-Ed
TED-Ed: Why doesn't the Leaning Tower of Pisa fall over? | Alex Gendler
In 1990, the Italian government enlisted top engineers to stabilize Pisa's famous Leaning Tower. There'd been many attempts during its 800 year history, but computer models revealed the urgency of their situation. The tower would topple...
TED-Ed
TED-Ed: Will there ever be a mile-high skyscraper? - Stefan Al
Would a mile-high skyscraper ever be possible? Explore the physics behind some of the tallest buildings and megastructures in the world. -- In 1956, architect Frank Lloyd Wright proposed a mile-high skyscraper, a building five times as...