In stunning large-format photographs, Edward Burtynsky follows the path of oil through modern society, from wellhead to pipeline to car engine -- and then beyond to the projected peak-oil endgame.

Eythor Bender of Berkeley Bionics brings onstage two amazing exoskeletons, HULC and eLEGS -- robotic add-ons that could one day allow a human to carry 200 pounds without tiring, or allow a wheelchair user to stand and walk. It's a...

It's 2013, yet 2.5 billion people in the world have no access to a basic sanitary toilet. And when there's no loo, where do you poo? In the street, probably near your water and food sources -- causing untold death and disease from...

We've learned a lot about Mars over the years, but we keep uncovering new mysteries - important, fundamental aspects of The Red Planet that we just can't explain. Here are three of them.

ExoMars 2016 is about to launch, and The Arecibo Observatory is picking up some mysterious signals this week on SciShow Space News!

As a young child, Tania Luna left her home in post-Chernobyl Ukraine to take asylum in the US. And one day, on the floor of the New York homeless shelter where she and her family lived, she found a penny. She has never again felt so...

Song written by Herman Jolly<br/>
Vocals: Herman Jolly and Meg<br/>an Pickerel
Programming, Synths, Production a<br/>nd Mixing by Tony Lash
Kids: Ruby, Emmet, Lucas, and Mayfiel

An intermittent fasting diet is one of the hippest new nutrition and fitness philosophies, based around the idea that going hungry can be good for your health. Some think it's a weight loss secret that calls upon our ancient evolutionary...

A decade ago, Robin Chase founded Zipcar in the US, now the largest car-sharing company in the world. Now she's exploring the next level of car-sharing: Buzzcar, a French startup that lets people rent their own cars to others. The...

Pearl Arredondo grew up in East Los Angeles, the daughter of a high-ranking gang member who was in and out of jail. Many teachers wrote her off as having a problem with authority. Now a teacher herself, she's creating a different kind of...

Cybercrime netted a whopping $450 billion in profits last year, with 2 billion records lost or stolen worldwide. Security expert Caleb Barlow calls out the insufficiency of our current strategies to protect our data. His solution? We...

Twenty-three Grand Slam titles later, tennis superstar Serena Williams sits down with journalist Gayle King to share a warm, mischievous conversation about her life, love, wins and losses -- starting with the story of how she...

Becky Blanton planned to live in her van for a year and see the country, but when depression set in and her freelance job ended, her camping trip turned into homelessness. In this intimate talk, she describes her experience of becoming...

Think you're good at guessing stats? Guess again. Whether we consider ourselves math people or not, our ability to understand and work with numbers is terribly limited, says data visualization expert Alan Smith. In this delightful talk,...

To honor and celebrate young lives cut short, Kathy Hull founded the first freestanding pediatric palliative care facility in the United States, the George Mark Children's House. Its mission: to give terminally ill children and their...

As we continue explore free will, today Hank considers a middle ground between hard determinism and libertarian free will: compatibilism. This view seeks to find ways that our internally motivated actions can be understood as free in a...

After a horrific accident put her in the tabloid headlines, Kate Stone found a way to take control of her narrative -- and help prevent others from losing their privacy, too. Learn how she reclaimed her story in this personal talk...

Author, philosopher, prankster and journalist AJ Jacobs talks about the year he spent living biblically -- following the rules in the Bible as literally as possible.

When the son of the president of a desperately poor country starts buying mansions and sportscars on an official monthly salary of $7,000, Charmian Gooch suggests, corruption is probably somewhere in the picture. In a blistering,...

Everyone hates mosquitos. Besides the annoying buzzing and biting, mosquito-borne diseases like malaria kill over a million people each year (plus horses, dogs and cats). And over the past 100 million years, they've gotten good at their...

Giorgia Lupi uses data to tell human stories, adding nuance to numbers. In this charming talk, she shares how we can bring personality to data, visualizing even the mundane details of our daily lives and transforming the abstract and...

Our neighboring star Betelgeuse got noticeably dimmer a few months ago, and thanks to the Hubble telescope, we recently figured out what was going on. Also, the Arecibo Observatory in Puerto Rico suffered some damage this week.

Illustrious jugglers the Raspyni Brothers show off their uncanny balance, agility, coordination and willingness to sacrifice (others). Now, if you'll just stand completely still...

Learn about the life and tragic death of gay rights pioneer Harvey Milk, California’s first openly gay public official. -- By 1973, Harvey Milk had already been many things: naval officer, high school teacher, bit-part actor and...