Space Shuttle Endeavor’s giant orange external tank begins its final journey

A man takes a photo of the last shuttle fuel tank, ET-94, before it begins its journey through the streets of Los Angeles to the California Science Center at Exposition Park in 2016. (Los Angeles Times) Finally, the final journey of the last space shuttle ever built, Endeavor, and its giant orange external tank are … Read more

Wildfires in California could transform natural metals into cancer-causing compounds

Wildfires in parts of the US West could transform a benign form of chromium into its cancer-causing counterpart – potentially endangering first responders and surrounding communities, a new study shows. The research, published Tuesday in the journal Nature Communications, identified high levels of the dangerous metal hexavalent chromium, or chromium-6, at specific types of combustion … Read more

Wildfires in California created toxic chromium, research shows

After some recent intense wildfires in Northern California, scientists tested samples of scorched soil and were disturbed by their findings: It was loaded with a carcinogenic metal called hexavalent chromium. Scientists believe the heat from severe wildfires could transform a benign version of the metal, common in California soil, into a notorious carcinogen, according to … Read more

From crushing sea urchins to lab-grown kelp, efforts to save California’s kelp forests are promising

CASPAR BEACH, Calif. (AP) — Joy Hollenback, with a welding hammer strapped to her wrist, donned blue fins and swam into the churning, chilly surf of the Pacific Ocean one fall morning to do her part to save the vanishing kelp forests in Northern California. Hollenback floated on the waving surface to regulate her breathing … Read more

From crushing sea urchins to lab-grown kelp, efforts to save California’s kelp forests are promising

CASPAR BEACH, Calif. (AP) — Joy Hollenback, with a welding hammer strapped to her wrist, donned blue fins and swam into the churning, chilly surf of the Pacific Ocean one fall morning to do her part to save the vanishing kelp forests in Northern California. Hollenback floated on the waving surface to regulate her breathing … Read more

The view of El Niño as a producer of historic storms in California may be outdated

SAN DIEGO – In 1983, El Niño caused historic flooding in parts of Southern California, toppling parts of fishing piers and prompting some to travel the flooded streets by surfboard. It returned in 1998, dusting the regional mountains with snow through May. In the collective minds of Californians, the weather phenomenon defined by an eastward-moving, … Read more