If you are having trouble reading this email, read the online version.

How Much Drinking Water Has California Lost to Oil Industry Waste? No One Knows

For years, California regulators mistakenly allowed oil companies to put their wastewater in protected aquifers. Read our exclusive investigation.

Know How to Protect Yourself From Lyme Disease on Bay Area Hikes

Some seem to consider California a Lyme-free zone. It's not, but you can protect yourself.

Quitting Rates are Up, Electronic Cigarettes May be Helping

Two hands - one holding a cigarette the other holding an e-cigarette

Electronic cigarettes may be a helpful tool for those who are looking to quit smoking, according to a recent study. The latest from our Future of You blog.

Is 'Green Spot' a Sign of More Trouble for Oroville Dam?

Green spot of flora near Oroville Dam Spillway

Documents show water officials have puzzled for years over seepage, and have been slow to determine whether it poses a risk to the dam's stability.

A Tahoe 'Secret Garden' Opens After a Century

The delicate wetlands include rare carnivorous plants and threatened birds, and serves as a migration corridor for other species.

Support of KQED Science is provided by HopeLab, the S. D. Bechtel, Jr. Foundation, the Dirk and Charlene Kabcenell Foundation, the Vadasz Family Foundation, the John S. and James L. Knight Foundation, the Gordon and Betty Moore Foundation, the Smart Family Foundation and the members of KQED.