In the wake of a wildfire, a vital micronutrient can become a toxic heavy metal—and could eventually make its way into ...

LifeTracer is not a universal life detector. Rather, it provides a foundation for interpreting complex organic mixtures. The Bennu findings remind us that life-friendly chemistry may be widespread ...

Florida State University researchers have created a new crystalline material with unusual magnetic patterns that could be ...

A draft memo from the E.P.A. assumes a safe threshold exists for formaldehyde, upending earlier findings that there is no ...

Cooking sprays are easy to use, but they haven't always been the safest. To create the spray, many have used toxic ...

Sunscreens are often marketed as either “chemical” or “mineral”. Mineral sunscreens are commonly said to “reflect” UV light, ...

Samples from water, fish, and bird eggs demonstrate the need to measure these unique molecular structures separately.

Sunscreens are often marketed as either “chemical” or “mineral”. Mineral sunscreens are commonly said to “reflect” UV light, ...