Tobacco use remains the leading cause of preventable disease and death in the United States, killing more people each year than alcohol, AIDS, car accidents, illegal drugs, murder and suicide combined. Follow health policy expert Mitch Zeller into the murky depths of the tobacco industry as he details the sordid history of nicotine addiction -- and invites us to imagine a world where policy change helps stop people from becoming addicted in the first place.

Roughly 85 percent of mass in the universe is "dark matter" -- mysterious material that can't be directly observed but has an immense influence on the cosmos. What exactly is this strange stuff, and what does it have to do with our existence? Astrophysicist Risa Wechsler explores why dark matter may be the key to understanding how the universe formed -- and shares how physicists in labs around the world are coming up with creative ways to study it.

How is it that a breathalyzer can measure the alcohol content in someone's blood, hours after they had their last drink, based on their breath alone? And could we use this same technology to detect disease by analyzing a person's breath, without having to use more invasive diagnostic tools like biopsies, blood draws, and radiation? Julian Burschka details the complicated process. [Directed by Cabong Studios, narrated by Addison Anderson, music by Matheus Wittmann].

The UN predicts that antimicrobial resistance will be our biggest killer by 2050. "That should really scare the hell out of all of us," says bioprocess engineer Leon Marchal. He's working on an urgently needed solution: transforming the massive, global animal feed industry. Learn why the overuse of antibiotics in animal products, from livestock feed to everyday pet treats, has skyrocketed worldwide -- and how we can take common-sense measures to stave off a potential epidemic.

We've all heard the theories on how the dinosaurs died -- but why did they come to dominate the earth for so long in the first place? (Hint: it has nothing to do with their size, speed, spikes or fantastic feathers.) Travel back in time to 200 million years before their extinction with paleontologist Emma Schachner for a breath of fresh air on dinosaur history.

On a night in 1916, Russian aristocrats set a plot of assassination into motion. If all went as planned, a man would be dead by morning, though others had already tried and failed. The monarchy was on the brink of collapse, and they believed this man was the single cause of it all. Who was he, and why was he to blame for the fate of an empire? Eden Girma explores the life of the notorious Rasputin. [Directed by Hype CG, narrated by Addison Anderson, music by Gabriel Maia].

The WordPress community is abuzz with talk of static sites. The speed and simplicity of static pages and sites make them an attractive option for many businesses and non-profits. Yet, how easy is it to produce these sites? Turns out, there are simple, cost-effective ways for designers, content producers, and other non-technical people to build WordPress sites for quick conversion to static sites.

How to write, publish and promote high-quality blog posts that will make Google, your website or business and most importantly, your users, happy. 1) Creating Your Post – How to choose the right topic and title, write using LSIs etc. 2) Publishing Your Post – How to format for mobile users, internal linking, meta info and other on-page optimizations, and what WordPress plugins can help 3) Promoting Your Post – Don’t stop once it’s published! How to use Search Console to get it indexed quickly, creating and implementing a distribution strategy to help with SEO.

Security is hard. And scary. And oh so confusing. But it doesn’t have to be that way. With WordPress, the basics are built in and you’re a simple checklist away from hardening your WordPress site like a pro. In this session, Todd will use plain english, entertaining stories and an all encompassing top 10 list to take you from newbie to knowledgeable in less than an hour.

Being a lead developer not only means being responsible for clean and optimized code, it also means mentoring and teaching junior developers. This is applicable for all technology fields. Having been a karate sensei for over 9 years, come learn how I took cues from my time at the dojo, and applied it to helping junior team members. From learning styles to patience, and to self-confidence, much can be learned from the martial arts.