All in video
NBC Mach - Alien Megastructures
New video venture for NBC Mach called "Space. Is. Awesome." In this episode: Tabby's star and alien megastructures.
NBC Mach - Water in the Solar System
New video venture for NBC Mach called "Space. Is. Awesome." In this episode: water in the solar system.
NBC Mach - Gravitational Waves
New video venture for NBC Mach called "Space. Is. Awesome." First up, gravitational waves.
NBC News - What are gravitational waves?
I explain gravitational waves for the NBC News video series: 30 Seconds to Know.
NBC News - What Can We Learn From Visiting Ceres?
I talk about Ceres and the asteroid belt for the NBC News video series: 30 Seconds to Know.
Disney Junior - Miles From Tomorrowland
My fifteen minutes of Disney fame as a cosmic explorer for "Miles From Tomorrowland."
NBC News - What is a Goldilocks planet?
I explain what it means for a planet to be in the habitable zone of its star.
NBC News - Why is Mars red?
I explain where Mars got its characteristic color from for the NBC News video series: 30 Seconds to Know.
NBC News - What is a supermoon?
I try to clarify what makes a supermoon super for the NBC News video series: 30 Seconds to Know.
NBC News - What is a blood moon?
I translate the media's favorite new term "blood moon" for the NBC News video series: 30 Seconds to Know.
NBC News - What is dark matter?
I pull back the curtain on dark matter for the NBC News video series: 30 Seconds to Know.
NBC News - Are black holes deadly?
I explain why black holes aren't a threat to Earth (for now...) the NBC News video series: 30 Seconds to Know.