New cells are created from existing cells through a process referred to as the cell cycle. One cell can make a copy of itself and form two new daughter cells.
Archives: Blue Sky
How do rockets get past Earth’s atmosphere?
Rockets encounter most of the resistance when they’re near the Earth’s surface. The higher up they get, the thinner the air gets, and the resistance pushing against the rocket gets lower.
How do bees make honey?
Most bee species do not make honey, but those that do—as you might guess—are specifically called honey bees.
How does electricity move through wires?
It’s a complicated process, but there are charges inside wires and these charges can be acted on by an electric field. They can move through the wire in something that’s called an electric current.
Can brain injuries sustained while playing sports be fully recovered from?
A concussion is defined as a traumatic blow to the head coupled with some kind of altered consciousness. Some people refer to it as seeing stars, getting your bell rung. People may feel disoriented for a period of time.