Scientist Pete Kelsey and his team have 3D-mapped the entire island of Alcatraz, discovering Civil War secrets, prisoner escape routes – and looking at ways to preserve the island for the future.

A 36-foot emaciated sea creature washed up on a California beach, and now researchers want to know how it died. On March 29, ...

Two more dead gray whales have turned up in San Francisco Bay, just days after one was found floating offshore of Alcatraz Island.