SciShow
What's Stopping the James Webb Space Telescope?
The James Webb Space Telescope is the most complex telescope we’ve ever sent into space. But, Webb is not, in fact, in space… yet.
SciShow
The Biggest Supermoon in 68 Years!
If you've ever wanted to get up-close and personal with the Moon, you might want to look up this Monday, because the moon will look larger and brighter than it has for decades.
TED-Ed
The unexpected math of origami | Evan Zodl
Origami, which literally translates to "folding paper," is a Japanese practice dating back to at least the 17th century. In origami, a single, traditionally square sheet of paper can be transformed into almost any shape, purely by...
SciShow
From Kepler to Webb: The History of the Telescope
Hank regales us with the history of the telescope, and then introduces us to some folks from the team who are working on the newest telescope in the chronology - the James Webb Space Telescope, an infrared telescope due to launch in 2018.
Crash Course
Star Clusters
Last week we covered multiple star systems, but what if we added thousands or even millions of stars to the mix? A star cluster. There are different kinds of clusters, though. Open clusters contain hundreds or thousands of stars held...
SciShow
Robert Evans, Supernova Superstar
A backyard astronomer holds the world record for most supernovas found by searching manually. He's memorized what over a thousand galaxies look like.
SciShow
The Wow! Signal
Deep in an archive in Columbus, Ohio, there's a slip of paper with a bunch of random-looking letters and numbers printed on it called the âWow' signal.
SciShow
The Most Sophisticated Mirror in the Universe
Hank summarizes the five reasons why infrared telescopes were supposed to be impossible to build, and then describes how a team of scientists and engineers overcame those obstacles to build the James Webb Space Telescope.
SciShow
Microscope: The Tube That Changed the World
Humans have long known that glass bends light. However, it took us awhile to figure out that stacking lenses in a tube would open up a whole new world to science, finally allowing us a peek at the microscopic.
SciShow
Where Did the Big Bang Happen?
The name “The Big Bang” makes it sound like there was a big explosion in one particular spot, but if that’s the case, where did it happen?
SciShow
How Do We Know What the Milky Way Looks Like?
How do we know what the Milky Way looks like if we've never been outside of it?
SciShow
Using Sunlight to Propel Spaceships
When scientists are planning missions, they sometimes have to take into account the fact that the light from the Sun pushes on the spacecraft. But with solar sails, they can also use that pressure to propel the craft along.
SciShow
Why Do Stars Twinkle?
SciShow explains why stars do that twinkling that all the kids are singing about, and explains how astronomers can get around it to make observations, and why it can be kinda useful.
SciShow
Alice in Wonderland Syndrome
Your head feels too big and things just keep getting curiouser and curiouser. Did you step through the looking glass or is it a super rare neurological condition?
SciShow
Microscope The Tube That Changed the World
Humans have long known that glass bends light. However, it took us awhile to figure out that stacking lenses in a tube would open up a whole new world to science, finally allowing us a peek at the microscopic.
SciShow
Choosing a Telescope: Bigger Isn't Always Better!
Before you take your relationship with space to a new level by getting a telescope, find out what you really need to make the most of your summer nights staring at the sky.
SciShow
The James Webb Space Telescope Is Assembled! Finally! SciShow News
We have some good news this week for all the James Webb fans out there, as well as a look a some creative chemistry that may help us find the first solid evidence of an exomoon!
Crash Course Kids
The Zodiac Constellations
We've talked about constellations; groups of stars in the night sky that we assign names to. But there are a certain group of special constellations called The Zodiac that Sabrina is going to chat about. Gemini, Sagittarius, Scorpio?...
SciShow
Kickstarting a Space Telescope
In the past few years the rise of crowdfunding has allowed for some pretty cool stuff to start existing, and today Hank is excited to announce another awesome Kickstarter - Planetary Resources (of asteroid mining fame) in partnership...
Crash Course
Saturn
Saturn is the crown jewel of the solar system, beautiful and fascinating. It is a gas giant, and has a broad set of rings made of ice particles. Moons create gaps in the rings via their gravity. Saturn has dozens of moons, including...
SciShow Kids
Need a Lift Try a Pulley!
Jessi and Squeaks just got a new telescope, and they can't wait to check out the night sky! But there's just one problem: it's too heavy to bring up the stairs into the observatory! Join them as they learn about a simple machine that can...
Crash Course
Telescopes
Today Phil explains how telescopes work and offers up some astronomical shopping advice.
SciShow
The Legacy of the Spitzer Space Telescope - SciShow News
On January 30, 2020, we had to say goodbye to NASA’s Spitzer Space Telescope after more thank 16 years of revolutionizing infrared astronomy. Today, SciShow sends it off and says thank you by taking a look back at it’s incredible legacy.