Charlie D'Agata is CBS News' senior national security correspondent. He was previously a senior foreign correspondent and has spent more than two decades covering international news for CBS.

Which string method can I use to make sure that the phrase ‘invalid response’ only displays if the user has typed something other than ‘yes’ or ‘no’, without paying attention to their capitalization?

Social media algorithms love challenges with a number. I, for one, can’t get enough of the viral 12-3-30 treadmill workout (walking at 12% incline, at a speed of three miles per hour, for 30 minutes).

I tend to divide my workday into blocks. Within minutes of waking up — we’re usually up by 5.30 a.m. — I sit down to write at least one Inc. article. Then I spend four to five hours writing a book, ...

There’s no magic formula for training in your 50s. Simplicity still matters. But there are methods that can save time, reduce injury risk and improve your chances of building muscle without damaging ...

The successful completion of cold functional testing of Xudabao Nuclear Power Plant’s unit 3 means it can move from the installation phase to the commissioning phase. (Image: CNNC) China National ...

In recent years, two nutrients have been in the spotlight – and for good reason. Both protein and fibre are incredibly important for our health, helping to support everyday healthy living, fuel ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

Add Outdoor Life (opens in a new tab) Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Saddle systems ...