Physics is a branch of science that deals with the nature and properties of matter and energy. Basically, it helps us put rules to how our universe works — and, obviously, it's pretty complex. Inevitably, though, some facts may get skewed or misinterpreted. Here's one: There is no gravity in space. Turns out, there is.

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Vaccines are typically grown within a living animal cell, such as an egg. Like the Impossible Burger, vaccines are moving to a more plant-based approach. So how are they doing this, and what does it mean for the future of vaccines?

Scientists are almost 100 years into the search for dark matter. The mysterious form of matter doesn't absorb, reflect or emit light. Beyond that, we don't know much — yet. Take a journey a kilometer underground to a dark matter detector. Will this finally unlock the secrets scientists are searching for?

When you think of liquid, you probably think of something like water that sloshes and flows. But not all liquids move the same — and some don’t even look like liquids. Let's go back to science class with a study that solved a decades-old mystery.

You probably have thousands of photos on your phone eating up space, and you want to preserve those memories. IDrive is the perfect solution for backing up and protecting all your precious photos and videos. Use it to back up all your devices: PCs, Macs, servers, iPhones, Android phones and more. Sync everything to one account.

IDrive is like an insurance policy for your data. Plans start at less than $7 a month.