What Causes a Brain Freeze. What Causes a Brain Freeze. Ice Cream Headaches Explained. If youâve gotten a headache while eating something cold too fast and imagined ice crystals forming on your brain, thatâs not what causes a brain freeze. In reality, the coldness is sending your facial capillaries and nerves into a kind of panic.
Tor is free software for enabling anonymous communication. The name is derived from an acronym for the original software project name The Onion Router. Tor directs Internet traffic through a free, worldwide, volunteer network consisting of more than seven thousand relays to conceal a user's location and usage from anyone conducting network surveillance or traffic analysis.
Installing and using Tor. The most common use of Tor is the Tor Browser Bundle for Windows, Mac, and Linux, which is easy to install and use. The Browser Bundle is basically just a portable, standalone version of Firefox â you run it when you want to surf anonymously, and you switch back to your usual browser of choice when youâre finished.