17:10
One Constant, Two Answers
Astronomers are trying to figure out how fast the universe is expanding. But two approaches are giving different answers.
23:12
Steven Strogatz On The ‘Infinite Powers’ Of Calculus
From gravity to HIV treatments, calculus has helped us understand our universe.
‘My God, It’s Full Of Stars’
Read Poet Laureate Tracy K. Smith’s poems influenced by science.
8:09
The Results Are In From The Distant Asteroid Ryugu
The first scientific data back from Japan’s Hayabusa2 mission to the asteroid Ryugu indicate that its very rocky and surprisingly dry.
Head Of NASA Jim Bridenstine Answers Your Questions
The NASA administrator discusses everything from Mars to the Space Force.
15:55
Student Scientists Investigate The Big Science Questions
In the 2019 Regeneron Science Talent Search, high school students looked at everything from exoplanet to HIV antiretroviral therapies.
7:23
SpaceX And A Dummy ‘Crew’ Visit The International Space Station
The first commercial vehicle designed to carry a crew visits the ISS.
27:28
NASA: To The Moon (And Definitely Beyond)
NASA administrator Jim Bridenstine talks about the agency’s ambitions beyond Planet Earth.
9:20
Now Presenting, The Nominees For The Next Space Telescope
Four telescope projects have been nominated to be NASA’s next great observatory. But which will take home the coveted award?
7:17
Israel Launches The First Privately-Funded Lunar Mission
The Beresheet lunar lander’s $90 million budget came mostly from private funders.