PBS
Where Did Water Come From?
Mercury, Venus, and Mars are all super low on water – so where did ours come from and why do we have so much of it? We think our water came from a few unlikely sources: meteorites, space dust, and even the sun.
PBS
The Alchemy of Neutron Star Collisions
Carl Sagan’s famous words: “We are star stuff” refers to a mind-blowing idea – that most atomic nuclei in our bodies were created in the nuclear furnace and the explosive deaths of stars that lived in the ancient universe. In recent...
PBS
When a Billion Years Disappeared
In some places, the rocks below the Great Unconformity are about 1.2 billion years older than those above it. This missing chapter in Earth’s history might be linked to a fracturing supercontinent, out-of-control glaciers, and maybe the...
SciShow
Inside the Chernobyl Exclusion Zone
SciShow takes you inside the site of the world's worst nuclear disaster to show you how, nearly 30 years later, life has adapted and persisted.
SciShow
Are We Finally on the Road to Fusion Power?
Scientists working at a nuclear fusion facility in Oxford announced a record-breaking result. And while there's still a lot to figure out to make fusion viable, this brings us one step closer to realizing a technology with huge potential...
SciShow
Is the Mystery of Earth's 1.2 Billion Missing Years Solved? | SciShow News
For the last hundred and fifty years or so, geologists have been trying to wrap their heads around the mystery: in some places, the geologic record just seems to jump by over billion years. And last week, a paper was published that may...
SciShow
3 Secrets About Ancient Earth, Hidden in Marine Fossils
Fossils can provide clues to the conditions that ancient species lived in, like what their environments felt like, how deep in the water some species lived, or even how long the Sun was out!
SciShow
4 Billion Years in Under 10 Minutes
Have you ever wondered how our earth was created? Here is a brief history about the Earth.
Be Smart
How Atom Bombs Can Uncover Forged Art
It's been estimated that 1 in 10 works of fine art are forged or misattributed. The truth is, no one really knows how much fake art is out there, because many art counterfeiters are so skilled that their paintings are almost...
TED Talks
Taylor Wilson: Yup, I built a nuclear fusion reactor
Taylor Wilson believes nuclear fusion is a solution to our future energy needs, and that kids can change the world. And he knows something about both of those: When he was 14, he built a working fusion reactor in his parents' garage. Now...
SciShow
5 Clues to Earth's Climate History
As Earth’s climate changes, one of the hardest things to figure out is exactly how the planet will change in response. And while we can’t know the future for sure, we can get a lot of good clues from the past.
SciShow
3 Secrets About Ancient Earth, Hidden in Marine Fossils
Fossils can provide clues to the conditions that ancient species lived in, like what their environments felt like, how deep in the water some species lived, or even how long the Sun was out!
SciShow
Epic Meteor Adventure and Ozone Mystery
SciShow explores two celestial mysteries: the origins of a meteorite that crashed into a house in California, and who's releasing chemicals into the atmosphere that were banned more than 25 years ago?
SciShow
The Nuclear City Lost Under Ice | Camp Century
Hidden beneath Greenland’s ice and powered by a nuclear reactor, Camp Century made for an interesting US military base. But life under the ice came with unique struggles; and although it wasn’t mainly constructed for science, the base...
SciShow
New Elements and Exploding Whales
Hank introduces you to the latest element to be created -- and explains why we make them in the first place -- plus the science of exploding whales. It's a thing, people.
SciShow
Who Melted the Earth
Hank clarifies, corrects, and generally straightens out the origins of the terrific heat inside the Earth. It's not only from the collisions and pressure that date back to Earth's formation, it also involves the transport of heavier...
SciShow
Strontium: It Knows Where You've Been
Your teeth contain traces of strontium isotopes that can reveal where you lived while they were forming.
SciShow
The Curiosity Rover's Most Amazing Discoveries
It might feel like it was only yesterday that the Curiosity rover touched down on Mars, but in August, the rover celebrated its fifth birthday! For a kindergartener, it's made some really impressive discoveries.
TED Talks
Sarah T. Stewart: Where did the Moon come from? A new theory
The Earth and Moon are like identical twins, made up of the exact same materials -- which is really strange, since no other celestial bodies we know of share this kind of chemical relationship. What's responsible for this special...
SciShow
Boeing's Sweet New Spacesuits
Boeing has developed a snazzy new spacesuit and a couple studies give us clues about the history of Earth and the moon!
SciShow
3 Weird Meteorites (Whose Weirdness Was Instructive)
Meteorites are extraterrestrial rocks that have ended up on earth. All of them are literally 'out of this world,' but here are three of the strangest of these aliens.
SciShow
Are We Finally on the Road to Fusion Power?
Scientists working at a nuclear fusion facility in Oxford announced a record-breaking result. And while there's still a lot to figure out to make fusion viable, this brings us one step closer to realizing a technology with huge potential...
SciShow
Is the Mystery of Earths 1.2 Billion Missing Years Solved SciShow News
For the last hundred and fifty years or so, geologists have been trying to wrap their heads around the mystery: in some places, the geologic record just seems to jump by over billion years. And last week, a paper was published that may...
Bozeman Science
Mass Spectrometry
In this video Paul Andersen explains how a spectrometer was used to identify the presence of isotopes. This modified Dalton's original atomic theory because atoms of the same element had different masses. The functional parts of a mass...