Science Friday® is produced by the Science Friday Initiative, a 501(c)(3) nonprofit organization.
The early Earth was no place for life as we know it: Belching volcanoes, meteor strikes, hydrogen cyanide and a healthy bombardment of ultraviolet rays.
A round-up of the latest HIV/AIDS research news and an update from the International AIDS Conference in Melbourne, Australia.
Researchers are exploring a new approach to fighting HIV infection by genetically modifying a person’s own immune cells to be resistant to the virus.
The vaccine offered complete protection against malaria in a small trial, but only after five doses.
We'll get the latest on HIV and AIDS news from the International AIDS conference in Vienna.
We'll get the latest on the outbreak of Type A, H1N1 influenza. What are researchers learning from studying the virus -- and how are doctors and other health professionals dealing with its spread?
The National Institutes of Health has decided to cancel a large-scale test of an experimental AIDS vaccine, saying that more focused research was needed on the way such vaccines interact with the immune system. We'll talk with Anthony Fauci, head of the N
A look at the science of sunscreen: how it intercepts the sun's rays, whether it...
Think caffeine dehydrates you? Or that you can't get too much water on a hot day...
Mayo myth-busters, a ketchup jar that never jams, and a salute to the pickle.
Plan a scientific summer getaway around Grand Canyon geology, tidepools or volca...
Thousands of lightning strikes occur each minute on Earth. We'll talk about the ...
Photographer Alan Friedman documents the sun’s many faces using telescopes, filters, cameras, and computer software.