For centuries, humans have reported animals freaking out during solar eclipses, like birds falling from the sky and bees hiding in their hives, but the animals most affected by eclipses might be us.

There's an invisible health threat right under our feet, says investigative journalist Yvette Cabrera. She digs into the pervasive problem of lead contamination in soil — a particular risk for children in cities — and shares her action...

We're programmed to think every issue is binary: "us vs. them." But Daniel Lubetzky, the founder of KIND Snacks, says the real enemy isn't a person but a mindset. He introduces a new initiative that aims to bring together "builders" from...

This week's SciShow news brings you discoveries involving two of the most exotic substances on Earth - the world's rarest element and the world's oldest water. Two great tastes that taste great together? Stay tuned to find out.

Nearly fifteen percent of the world's population lives with a disability, yet this massive chunk of humanity is still routinely excluded from opportunities. Sharing her experience growing up with an autistic sister, disability inclusion...

Women and girls with autism spectrum disorder often don't display the behaviors people typically associate with neurodivergence, greatly impacting when, how -- and if -- they are diagnosed. Autism acceptance advocate Kate Kahle makes the...

Why are we so deadlocked on climate, and what would it take to overcome the seemingly insurmountable barriers to progress? Policy entrepreneur TED Halstead proposes a transformative solution based on the conservative principles of free...

This week's SciShow news brings you discoveries involving two of the most exotic substances on Earth - the world's rarest element and the world's oldest water. Two great tastes that taste great together? Stay tuned to find out.

It’s kind of a pain to get out of the pool just to use the bathroom, plus chlorine is a disinfectant so it is fine to pee in the pool, right? Well, it turns out that might give you some health issues.

How do you turn a memory, especially one of a traumatic event, into hard evidence of a crime? Julia Shaw is working on this challenge, combining tools from memory science and artificial intelligence to change how we report workplace...

Work-life balance, says Nigel Marsh, is too important to be left in the hands of your employer. Marsh lays out an ideal day balanced between family time, personal time and productivity -- and offers some stirring encouragement to make it...

So political campaigns are a pretty big deal in the United States. For instance the 2012 presidential election clocked in at the most expensive ever - at around $6 billion dollars! Needless to say, money plays a very big role in...

Nobody likes going to the hospital, whether it's because of the logistical challenges of getting there, the astronomical costs of procedures or the alarming risks of complications like antibiotic-resistant bacteria. But what if we could...

What if every light bulb in the world could also transmit data? At TEDGlobal, Harald Haas demonstrates, for the first time, a device that could do exactly that. By flickering the light from a single LED, a change too quick for the human...

This week Craig talks about police searches and seizures. Now, the fourth amendment says that you have the right to be protected against "unreasonable searches and seizures" but what exactly does this mean? Well, it's complicated. The...

Hank looks for some things science can add to the conversation about guns and gun violence in the wake of the tragedy last week in Newtown, Connecticut.

Our deepest sympathies are with the community of Sandy Hook, and with anyone...

Professionally diagnosing narcissistic personality disorder is difficult for psychologists, partially because anyone who might have it just thinks they’re great!

Filmmaker Penelope Jagessar Chaffer was curious about the chemicals she was exposed to while pregnant: Could they affect her unborn child? So she asked scientist Tyrone Hayes to brief her on one he studied closely: atrazine, a herbicide...

Technology architect Fadi Chehade helped set up the infrastructure that makes the internet work -- essential things like the domain name system and IP address standards. Today he's focused on finding ways for society to benefit from...

Get informed on the causes and risks of human papillomavirus, HPV, and how to protect yourself from the infection. -- At some point, most sexually active people will be infected with human papillomavirus, or HPV. There are over 100...

Ashraf Ghani's passionate and powerful 10-minute talk, emphasizing the necessity of both economic investment and design ingenuity to rebuild broken states, is followed by a conversation with TED curator Chris Anderson on the future of...

A free press -- papers, magazines, radio, TV, blogs -- is the backbone of any true democracy (and a vital watchdog on business). Sasa Vucinic, a journalist from Belgrade, talks about his new fund, which supports media by selling "free...

Cartoonist Jim Toomey created the comic strip Sherman's Lagoon, a wry look at underwater life starring Sherman the talking shark. As he sketches some of his favorite sea creatures live onstage, Toomey shares his love of the ocean and the...

We don't just need better laws -- we need better culture. Nate Garvis asks: What can we do to create an environment in which powerful institutions are used for the common good?