How a third parent's DNA can prevent an inherited disease An experimental technique that patches defective DNA with donated genetic material helped families at risk of passing rare illnesses to their children. Rob Stein
'ProPublica' climate reporter calls Texas floods an 'early warning' of future chaos Abrahm Lustgarten says the undermining of science, and cuts to FEMA and NOAA, at a time when erratic weather is making disasters more common, should be "extraordinarily concerning" to us. Tonya Mosley
Even healthy brains decline with age. Here's what you can do Scientists are finding ways to minimize the effects of aging on the brain. Here are some ways to keep it healthy. Jon Hamilton
Texas flash flood recovery effort turns its focus to lakes With 101 people still missing after the July 4 flash flood, the focus turns to local lakes, and what may be buried in them. Martin Kaste
In Britain, hopes are mounting to finally clean up sewage-polluted waterways After years of polluting by the water industry, a report planned for release in the coming days could lead to tightened regulation while also prompting an expensive modernization drive. Willem Marx
4 astronauts splashdown on SpaceX capsule to end Axiom Space's private Ax-4 mission The private crew included Ax-4 mission commander and former NASA astronaut Peggy Whitson. It was her fifth trip to space and extended her record-setting duration to 695 days, the most of any American. Russell Lewis
Power prices are expected to soar under new tax cut and spending law In states without policies to drive renewable energy, power prices could surge as federal tax incentives for clean energy disappear, according to Energy Innovation, a think tank. Michael Copley
Scientists are finding ways to keep aging brains youthful The human brain tends to lose a step as we age. Now, scientists want to minimize that decline by studying people with exceptional brains. Jon Hamilton
Flood risk is widespread in the U.S. Few people have insurance for it Climate change is increasing the risk of dangerous floods. But people often balk at the cost of flood insurance, especially since many doubt they need protection. Michael Copley
The biggest piece of Mars on Earth is going up for auction in New York Sotheby's in New York will be auctioning the largest piece of Mars ever found on Earth. The Associated Press
