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The Alpha Magnetic Spectrometer will collect cosmic rays and was designed to search for antimatter created during the Big Bang. The project was nearly scrapped, but the persistence of one key researcher kept it alive. It will be carried to the space station aboard space shuttle Endeavour's final flight.

With voters in the swing state of Iowa today joining those in two-dozen other states who can already cast their vote for president, experts say the surge in early voting is necessitating a change in campaign strategy.

The last couple of years have certainly felt unusually hot in many parts of the U.S., but are they really all that unusual?

Airs Wednesdays, June 17 - July 8, 2020 at 9 p.m. & Sundays, June 21 - July 12 at 2 p.m. on KPBS TV + June 21 - July 12 at 9 p.m. on KPBS 2 + PBS Video App

Local arts and culture leaders weigh in on how a new mayor could make San Diego’s arts and culture community better.

Mayor Sanders announces he is backing Carl DeMaio as his successor, as a new independent poll finds a widening lead for candidate Bob Filner.

Airs Saturday, May 22, 2010 at 12:30 p.m. on KPBS TV

The FDA has promised to reassess the safety of BPA — a widely used plastic additive that can act like estrogen in the body. Currently, the agency's position is that BPA exposure is too low to cause health effects, but some major studies of the chemical's safety are just beginning.

The Gallup Organization made its name with landmark public opinion polls. The company surveyed everything from presidential elections to religious preferences, branding itself as the most trusted name in polling.

As scientists advance their understanding of how the Earth has changed through billions of years, it becomes increasingly clear that the Earth and the life on it are entwined in unique ways. Commentator Marcelo Gleiser goes in search of the origins of life in a meeting of the minds at CERN.