More surprising facts

• Most people in jail are there because they cannot afford to pay bail, not because they were convicted of a crime.
• A matching system can help identify repeat offenders by only alerting authorities if multiple survivors report the same person.
• Astronomers can identify the composition of distant planet atmospheres by looking for missing dark lines in the light spectrum.
• Architects can design a process that automatically generates a variety of forms rather than designing each object individually.