L.A. Times - Science

Health and Human Services Sec'y Robert F. Kennedy, Jr and EPA Sec'y Lee Zeldin said Thursday they plan to study microplastics and pharmaceuticals in U.S. drinking water.

NASA launched the Artemis II mission, which will carry humans to the moon for the first time since 1972.

Live coverage for NASA's Artemis II mission is underway. The mission aims to send humans to the moon for the first time in a half-century.

Shifts in 988 hotline volunteer behavior can have a major impact for autistic callers, a population more likely to experience suicidal crisis.

The American Heart Assn. is the latest medical association to issue guidelines that conflict with Robert F. Kennedy Jr.'s MAHA-friendly guidelines.

Samuel L. Jackson has joined animal rights activists in a renewed push to move Billy and Tina from the Tulsa Zoo to a sanctuary, as Tina suffers from a serious infection.

NASA's powerful Launch Abort System, designed to outrun an exploding rocket, is the result of years of work from scientists and engineers across the country, including in Southern California's Mojave Desert.

Kenyan distance runner Albert Korir, long a fixture at the New York Marathon, has admitted to doping after testing positive for a blood-boosting substance.

Dateline Resources Ltd. is exploring for rare earth elements outside Joshua Tree National Park, sparking concerns it could deplete water supplies, draw traffic and generate toxic waste.

Victor Glover, who grew up in Pomona, will pilot NASA's first crewed flight to the moon since 1972. If successful, he'll be the first Black person to reach the moon.

Eligibility for women's competition at the 2028 L.A. Olympics and beyond will be determined by a one-time genetics test through saliva, a cheek swab or a blood sample.

To curb a dengue-carrying mosquito, L.A. County officials are releasing sterilized males. The approach is promising, but funding to expand it is uncertain.

Sampling on L.A. area beaches found no lead or other metals at concentrations that could hurt humans or animals.

Practical advice from neuroscientists and 'uncertainty experts' on how you can reduce anxiety and build resilience.

Breast cancer isn't just a 'pink' disease; for men with a family history or genetic predisposition, a mammogram can be a lifesaving tool that overrides social stigma.