Particle physics has chosen low-temperature superconducting technology for the International Linear Collider. What is "cold," and why have particle physicists lowered the temperature on a new accelerator?
How many CDs are in the box? "100," a child guessed. "1000," said another. The answer was 2000, the equivalent of just 0.1 percent of the database capabilities at SLAC. "Imagine 2 million CDs in your bedroom."
Maori lore says that the rising and falling of the water level in Lake Wakatipu every 51 minutes is due to the breathing of the giant sleeping beneath.