Creation of genes in lab raises hopes, concerns

Creation of genes in lab raises hopes, concerns

Scientists announced Thursday that for the first time they have created a complete set of synthetic...

Fly me to the muon

I'm so glad I didn't know until a few days ago that it is very possible that I might not exist at all...



Earthquake hits on California-Mexico border

A magnitude-5.1 earthquake struck the seismically active California-Mexico border region Tuesday, shaking a wide area of Southern...

Chronicle 5.19.10 4:00 AM

Ash closes some airports in Europe once more

Europe's busiest airport closed early today as a dense cloud of volcanic ash drifts across England from Iceland, aviation authorities...

Chronicle 5.17.10 4:00 AM

NASA moon efforts - 65 feet underwater

Astronauts will not be sent by the United States to the Moon or Mars for at least a decade, but they can still get an idea of what it...

Chronicle 5.16.10 4:00 AM

Antarctica offers particles for study

The ice caps of Antarctica are largely untouched, clean, and - with the temperature around 60 below - very cold. This, it turns out...

Chronicle 5.16.10 4:00 AM

Earthquake rattles East Bay

A small earthquake rumbled about six miles northeast of Hayward this morning, according to the U.S. Geological Survey. The quake...

Chronicle 5.15.10 6:23 PM

Shuttle Atlantis blasts off on final voyage

Space shuttle Atlantis thundered away on its final voyage to orbit Friday, hoisting an experienced crew of six and a full shipment of...

Chronicle 5.15.10 4:00 AM

Exploratorium presents the science of baseball

Fifth-grader Lety Cavlan got a baseball autographed by Giants player Mark DeRosa on Friday at San Francisco's Exploratorium, where the...

Chronicle 5.15.10 4:00 AM