A 20-month experiment to detect dark matter from the depths of an abandoned gold mine has come to an end, narrowing the search for, but failing to find, an elusive particle that should be everywhere.

Paleontologists have identified distinctive features of primate teeth that allow them to track the evolution of our ape and monkey ancestors.

Like fireworks bursting through a smoky haze, protostars ignite within colossal filaments of gas in a new supercomputer simulation of stars forming inside molecular clouds.

Policies in all 50 states and Washington, D.C., shortchange the 2 million educators who are shaping the future of 12 million children in childcare and preschool across the nation.

Octopuses, squid and other cephalopods are colorblind – their eyes see only black and white – but their weirdly shaped pupils may allow them to detect color and mimic the colors of their background.

UC Berkeley engineer Phillip Messersmith is happy to be learning lessons from a lowly mollusk, with the expectation that the knowledge gained will enable him and fellow physicians to prevent deaths among their youngest patients — those who haven’t been born yet.

Gov. Jerry Brown has signed a 2016-17 state budget that provides $10 million to help launch a statewide earthquake early-warning system.

China’s plans to curb Beijing’s health-damaging air pollution by focusing on restricting emissions from power plants and vehicles may have limited impact if household use of coal and other dirty fuels is not also curtailed, according to a new study.

Everyone knows of a megaproject gone awry: the Bay Bridge or maybe Boston’s Big Dig. Many fear California’s high-speed rail project connecting the northern half of the state with the southern may become yet one more.

New images obtained by the Hubble Space Telescope confirm the presence of a “dark vortex” in the atmosphere of Neptune, a rare type of feature that can persist for years.