Reefer Madness with Dr. Staci Gruber

Are we living inside a computer simulation? Is artificial intelligence truly conscious? And what happens to us when we die? Neil deGrasse Tyson and cohost’s Chuck Nice and Gary O’Reilly tackle more questions from inside the StarTalk team. NOTE: StarTalk+ Patrons can listen to thi ...  Show more

What are the main candidates for dark matter? Neil deGrasse Tyson and comic co-host Chuck Nice sit down with theoretical physicist Katherine Freese to tackle fan questions about dark matter, dark energy, and the dark universe at large. NOTE: StarTalk+ Patrons can listen to this e ...  Show more

Weed has gone mainstream, and it's been rebranded as a wellness drug that you can customize to fit your needs. Want to feel relaxed? Well, you'll need a kind of pot called Indica. Want to get pepped up? Go for Sativa. But what can weed really do for us? We’re going to pack a bowl ...  Show more

Dr. Jeff Chen is the head of UCLA’s new Cannabis Research Initiative. He joins Jonathan to break down the numerous medicinal properties of THC, how it works, its effect on the mind and body, new cannabis research breakthroughs, marijuana laws, and more! Dr. Chen is on Instagram ...  Show more

Season 4 of Plants of the Gods wraps up today with an episode featuring Peter Grinspoon, MD, cannabis specialist at Harvard Medical School. During this conversation, Dr. Plotkin and Dr. Grinspoon discuss everything from the pain-relieving and uplifting qualities of cannabis so ...

If you’re ready to take action and prevent hair loss, go to keeps.com/whatif to receive your first month of treatment for free. Do you drink energy drinks? Do you drink them everyday? Do you drink multiple ones everyday? Then you just might be addicted to energy drinks. But why i ...  Show more