Executive recruiter James Citrin explains the employment triangle and the trappings of finding your dream job.

Author and documentarian Sebastian Junger reframes post-traumatic stress disorder (PTSD) and raises the question of mandatory national service for Americans.

Comedian Chris Gethard explores the place of PC culture on stage, particularly during the creative (and tricky) process of testing new jokes.

Andrew Newberg, director of research at Jefferson Myrna Brind Center of Integrative Medicine, explains the five steps along the path to enlightenment.

Nikhil Goyal examines the flawed US school system, bringing to light a lack of democracy, still-legal corporal punishment, and neglect by the media and presidential candidates.

Mary Roach, author of Grunt: The Curious Science of Humans in War, talks about ear cuffs, a new military-grade technology that will help soldiers preserve their hearing and minimize deafness and hearing disability among veterans.

This week, Bill Nye the Science Guy talks about the chances of winning the lottery, and re-frames the system as a tax on the people who can least afford it.

If you can't break through a wall, you climb over it. Janna Levin, Professor of Physics and Astronomy at Barnard College, points to three genius scientists who embraced limitations.

Rob Bell examines the two responses to our rapidly changing world, covering politics, the internet, tribalism and race relations.

Imagination Institute's Scott Barry Kaufman talks brain networks – daydreaming, how to have better ideas, and the left-brained vs. right-brained myth.

This week, Bill Nye the Science Guy weighs in on the reality of the timeless superhero wish, how not to break your legs while trying comic book moves, and the human virtues of Bruce Wayne and Peter Parker.

Disagreements over income inequality are always present in democracies, but at times the topic submerges. Today, the topic has reemerged and is driving the next presidential election.

Our brains react subconsciously to what is said during business negotiations. To succeed, it's important to choose your words carefully and be aware of the tone of your voice.

Actor, writer, and director Ethan Hawke discusses what qualities make a good artist, and why it's important to be accept ridicule for taking risk on the path toward artistic success.

Senator Cory Booker has long been an advocate of common sense gun reform that both parties can agree on. Unfortunately, the recent shooting in Orlando has again showcased government inaction.

Is political correctness just censorship in disguise? If so, do comedians have an obligation to fight against it? Comedian Jim Gaffigan on the limits of speech, freedom, and our self-knowledge.

The topic of diarrhea is often the subject of toilet humor, but among servicemen and women it can be a matter of life and death. The disease once killed more soldiers than combat, and remains a serious threat.

When we asked Bill Nye the Science Guy if he thinks we are living in a computer-generated simulation, he turned to some basic scientific principles to justify his answer.

Albert Einstein was the first to discuss the fabric of space, and according to his theorems, the curvature of it. We have been discussing the possibility of gravitational waves ever since.

Creative director at Apple for 12 years, and the man responsible for introducing the lowercase-i into Apple's product line, Ken Segall discusses the present and future of Apple computers.