Artificial intelligence is a fantastic tool when it serves health, technology, or astrophysics. But in the wrong hands, it can also be used for criminal purposes or misinformation. And the worst ...

Red rain, often called “blood rain,” might sound like something out of a horror movie, but it’s a real and natural phenomenon—albeit with no connection to hemoglobin! Blood rains are ...

We live in a galaxy filled with hundreds of billions of stars. Earth-like planets are believed to number in the billions. So, in such a vast cosmos, why haven’t we (yet) had contact with ...

Unlike messaging apps like Skype or Hangouts, WhatsApp doesn’t have an “offline” status to make you appear invisible. However, you can tweak certain settings to better protect your privacy.

the surface of the earth is made up of a dozen large pieces. these are tectonic plates. they fit into each other like pieces of a puzzle and form the outer shell of the earth. these plates move a ...

Labradors make excellent guide dogs for the visually impaired, while the best police dogs are often German Shepherds. However, defining a dog’s intelligence isn’t straightforward. What does ...

Your router has an outward-facing IP address, known as the public IP address, which identifies it on the internet. This is the address that servers see when you browse websites or perform online ...

Research on déjà vu has often focused on individuals with epilepsy, as it is a frequent symptom during seizures. During an epileptic episode, the electrical activity of certain neurons becomes ...

The United States entered World War II later than many of the other Allied nations. While the conflict began in September 1939, it wasn’t until December 7, 1941, that the U.S. officially joined ...

The fastest human on Earth today is Usain Bolt. He set the 100-meter world record by running it in just 9.58 seconds. At his peak speed during a race, he was clocked at 44 km/h. Meanwhile, the ...

On that historic day, astronaut Neil Armstrong became the first man to walk on the lunar surface. Just a few years later, as the Apollo program came to an end, the first whispers of what became ...