Your mum wasn't completely wrong about the need to stay hydrated in hot weather. However, she and many others have been needlessly worrying about the wrong things. Here are four hydration myths you can safely discard.

There's nothing wrong with trying to save energy and lower your power bill, but unplugging your smartphone, tablet, and laptop chargers when they aren't charging isn't doing much. They're not the energy vampires some people think they are.

As the old adage goes, you shouldn't believe everything you see -- especially on the internet. This infographic from Information Is Beautiful gathers 62 widespread misconceptions, myths and fallacies that the world stubbornly refuses to let go of. How many did you think were true?

Everyone seems to have a special cure for the hiccups, but there is very little scientific evidence to support most of them. This video reveals which remedies don't quite add up and explains why.

There's more than one reason to skip vaccinations, and not all of them fit into our stereotypes of how anti-vaxxers think. A new analysis identifies four reasons people skip the shots, and how best to convince each to reconsider.

We've long known that too much excess weight increases your likelihood of dying prematurely. Or does it?

One of the most persistent myths about Windows is that you need to reinstall the operating system regularly to keep it running at top performance. Let's take a look at the real problem and how to fix it.