170 | Priya Natarajan on Galaxies, Black Hole...

The most surprising discovery in fundamental physics during my career as a scientist was undoubtedly the acceleration of the universe, announced in 1998. The most straightforward explanation for these observations is a positive cosmological constant, or vacuum energy. I talk abou ...  Show more

Messenger RNA (mRNA) plays a literally central role in the functioning of life as we know it, shuttling information back and forth between the DNA where it is stored to the ribosome where it is used to produce proteins. RNA may even have been the first molecule to kick-start the ...  Show more

Hitch a ride on the Chandra X-ray Observatory as it scours deep space for some of the most enigmatic and misunderstood objects in the universe: black holes. What are they good for? Absolutely something.

This is the second episode of a two-part journey celebrating the 25t ...

Professor Andrew Fabian from Cambridge's Institute of Astronomy has spent his career trying to unravel the mystery of how some of the most dramatic events in the universe can profoundly influence its evolution. For over 50 years he’s been examining our universe using X-ray satell ...  Show more

Kim Chakanetsa discusses the wonders of the sky with two world-renowned astronomers.

Dr Ewine van Dishoeck is a Dutch astronomer and chemist who has been involved with the development of the James Webb Telescope, the largest optical telescope in space. A professor of mol ...

Dr. Jordan B. Peterson and Dr. Brian Keating discuss long-held theories of cosmology, from the big bang to the expansion of the universe, and why we might be totally wrong.   Dr. Brian Keating is a cosmologist, inventor, author, academic, and podcast host. He focuses on the explo ...  Show more