We all want to use our talents to create something meaningful with our lives. But how to get started? (And ... what if you're shy?) Writer Kare Anderson shares her own story of chronic shyness, and how she opened up her world by helping...

Chromosomes are fascinating little things, and today, Hank explains why more of them doesn't mean more complex, and why different organisms have different numbers of chromosomes. The short answer: mistakes happen.

There are lots of strategies to remember information when you need it most. These are shortcuts called mnemonics.

The Fez River winds through the medina of Fez, Morocco—a mazelike medieval city that's a World Heritage site. Once considered the "soul" of this celebrated city, the river succumbed to sewage and pollution, and in the 1950s was covered...

Take a journey through Walt Whitman's poem 'A Noiseless Patient Spider' with the help of three animators who each used a different animation style to bring this beautiful poem to life.

You might want to think twice before signing into that too-good-to-be-true "Free Airport Wi-Fi." It might not be what you think it is.

Paul Andersen explains the importance and structure of nucleic acids. He begins with an introduction to DNA and RNA. He then describes the important parts of a nucleotide and shows how they are connected through covalent and hydrogen...

Why does modern technology promise efficiency, but leave us constantly feeling pressed for time? Anthropologist Kathryn Bouskill explores the paradoxes of living in a fast-paced society and explains why we need to reconsider the...

Your professor has accidentally stepped through a time portal in his physics lab. You’ve got just a minute to jump through before it closes and leaves him stranded in history. Your only way back is to grab enough colored nodules to...

20 years ago, Tim Berners-Lee invented the World Wide Web. For his next project, he's building a web for open, linked data that could do for numbers what the Web did for words, pictures, video: unlock our data and reframe the way we use...

As a police officer, Jeremy Brewer interacts with individuals experiencing trauma and loss on a daily basis. Giving us a peek into this little-discussed aspect of the job, Brewer shares thoughtful insights on why respecting people's...

Knock knock! Who’s there? It’s Jessi and Squeaks exploring the science of why we laugh!

Where did all the lumps and bumps on buildings go? When did city architecture become so ... dull? Here to talk about why cities need inspiring architecture, designer Thomas Heatherwick offers a path out of the doldrums of urban monotony...

Once your smart devices can talk to you, who else are they talking to? Kashmir Hill and Surya Mattu wanted to find out -- so they outfitted Hill's apartment with 18 different internet-connected devices and built a special router to track...

While we often talk about puberty's effect on the body, what gets overlooked are the fascinating changes that happen in the brain. Puberty, in fact, begins in the brain, and lasts as long as five years. And during this extended process,...

It's not a demo, more of a philosophical argument: Why did Sergey Brin and his team at Google want to build an eye-mounted camera/computer, codenamed Glass? Onstage at TED2013, Brin calls for a new way of seeing our relationship with our...

Hank shows us another SciShow: Experiment! This time he's tackling what may be the most cliche, well-known and misunderstood experiment of all time: the lemon battery. The take home message in this one is: the electricity is NOT in the...

Mr. Andersen introduces the topic of electricity. He differentiates between static electricity and current electricity. An introduction to electric circuits is also included.

This week on SciShow news, strap in for a trip through the frontier of the human brain. The human connectome is a years long venture to explore and map the pathways of the human brain, and this past week scientists released two terabytes...

If you haven't had a chance to play with Microsoft's Kinect, you're missing out on some great video games and some amazing art! The Kinect is a crazy awesome piece of XBox 360 hardware that maps your physical movements onto any screen....

For a long time, people have seen pictures among the stars -- just like connect the dots! Learn all about constellations, including someone of the easiest ones to spot, and what some people thought they looked like.

New Review‘We will suffocate’: Life behind Iran’s blackout as rare testimonies revealedMixed

Scientists uncover largest collection of dinosaur footprints ever foundASSOCIATED PRESS, TORO TORO NATIONAL PARK

In Mexico, networks, informally called camarillas, are essential to doing business. Learn more about how power and influence are established and how to develop trust through local networks. Explore how politicians traditionally wielded...