MinuteEarth
Why Do Animals Eat Their Babies?
Here is a video that gives new meaning to kids' meals. It describes many species that eat their babies and offers a different reason for each behavior presented. Some animal adaptations surprise scholars with their commonness.
MinuteEarth
Are We Really 99% Chimp?
How similar are the genomes of humans and chimps? The video discusses the complicated answer. It details a variety of differences from copying sections of the genome to small mutations. Then it explains how scientists determined the...
MinuteEarth
Why is it Hot Underground?
The deeper the mine shaft, the hotter the inside temperature, but why is that? The video explores different theories about the temperature of the earth through time. The discovery of radiation altered scientists' views, but mysteries...
MinuteEarth
Why Does Earth Have Deserts?
Deserts make up 33 percent of the land surface area on the earth, so why does Earth have them? The video explains the wind and weather patterns that lead to deserts as well as rain forests. It details how this is related to the ocean...
Physics Girl
Stacked Ball Drop
Can you get a golf ball to bounce 28 feet high? The video demonstrates the impressive bounce of a stacked ball drop. After explaining the physics of the ball drop and bounce, the video relates it to supernovas. The science content comes...
Physics Girl
How to Make a Hurricane on a Bubble
Pop! Does your class know that bubbles help us understand our planet, molecular structure, and more? The video teaches how to create colorful vortices on a bubble using basic equipment. Then it explains other interesting ways scientists...
Physics Girl
Seven Science Experiments with Surface Tension
Surface tension helps us perform some simple—but impressive science. The video presents many experiments to briefly explain surface tension. From the surface tension on milk and coffee to water, the experiments demonstrate the strength...
MinuteEarth
400 Parts in a Million: The World's Biggest Experiment
Carbon dioxide makes up an incredibly small percentage of our atmosphere, so why is it so important? The video explains that humans passed the 400 parts per million mark in 2013. It highlights the causes of the increase and our...
MinuteEarth
Which Came First—the Rain or the Rainforest?
"Hahai no ka ua i ka ulula'au." In other words, "The rain follows after the forest," but is it actually true? The video discusses the development of the rain forests and their unique water cycle. It also offers advice on what...
MinuteEarth
Is Climate Change Just a Lot of Hot Air?
While scientists seem to agree about global warming, is it just related to increases in air temperature? The video explains that global warming is related to ground temperature, air temperature, and, most of all, ocean temperature. It...
MinuteEarth
Rain's Dirty Little Secret
Rain is just water, right? Not quite! The video explains all of the other things found inside rain. It offers the science behind why rain requires these other item and how without dirt, rain would cease to exist.
Physics Girl
Crazy Pool Vortex
Tornadoes, hurricanes, whirlpools, and water going down the drain all contain of a vortex. The video demonstrates how to create two vortices that travel together the length of a swimming pool. It explains the physics behind the concept...
Crash Course
Circles in the Sky
The North Star changes — it was previously Thuban but now is Polaris, and in the future, it will be Vega. The video discusses the cycles observed in the sky with only your eyes. It focuses on the zodiac constellations and why they are...
Crash Course
The Moon
A large amount of ice exists on the moon making colonization that much easier. The video discusses the creation of the moon and the materials and features on it. It also discusses the reasoning behind our moon being just one of...
Crash Course
The Gravity of the Situation
Gravity impacts the way you throw a ball and the way the Haumea travels around the sun. The video introduces gravity as a force. It describes the various types of orbits, escape velocity, and weightless mass.
Crash Course
Introduction to Astronomy
We directly see only four percent of the universe. The video introduces astronomy and encourages viewers to think bigger. Starting with what science is and how we define astronomy, it then continues into the many ways astronomy has...
Crash Course
Jupiter
Some say Jupiter is a failed star, but that isn't correct. The video clarifies this myth along with sharing other interesting facts about Jupiter. It focuses on the facts about the largest planet in the solar system. The unique...
Crash Course
Mars
Over half of the missions sent to Mars failed. Our closest neighbor in the solar system has a fascinating history that we just started learning. The video offers insights into this interesting planet that is literally covered in rust!
Crash Course
Venus
The surface temperature on Venus compares with the temperatures used to melt lead. The video discusses the size and atmosphere of Venus as well as the heat and backward rotation. It concludes with volcanic activity and the possibility...
Crash Course
Mercury
The most elliptical orbit of any planet belongs to Mercury. The video includes obvious facts about Mercury such as the hot temperature and lack of magnetic field. It also discusses highly surprising facts such as the cracks, ice, and...
Crash Course
The Earth
Your fingernails grow at approximately the same rate Earth's continents move. The video discusses Earth as a planet, its layers, our magnetic field, the atmosphere, and the human impact on Earth. It provides interesting facts that...
Crash Course
The Sun
Our future literally depends on the sun. The video introduces the sun as a star. It explains the plasma magnetic fields, sunspots, solar flares, coronal mass ejections, and more. It concludes with how we rely on the sun, how we protect...
Crash Course
Introduction to the Solar System
Today scientists watch other solar systems forming, helping to inform us how we got our start. The video covers what makes up the solar system, how we went from gas to a disk, how the planets formed, and the motion in the system. The...
Crash Course
Tides
Tides go in and tides go out, but how do they relate to gravity and the moon? The video explores the relationship of gravity over distance, tidal force parameters, the battle of the bulges, and tidal lock. It connects not only the ocean...