Your free COVID-19 tests from the government will expire soon, but there is a reason why the tests have a short shelf life.

Many are bizarre and live in salt lakes, hydrothermal vents and other extreme environments.

Here are our picks for the best free antivirus software to protect your computer without needing a subscription.The Latest ...

Initially, the company estimated that around 1.9 million people were affected, but that number jumped to 4 million in June ...

I reviewed Microsoft Defender to find out how well the free antivirus software included with Windows protects your computer ...