Applied Sciences

Stephanie Smith has an exciting job. As assistant lab director of the Physical Sciences Unit at the National Forensics Laboratory of the United States Postal Inspection Service (USPIS)—the law enforcement arm of the United States Postal Service she puts her daily efforts into making the U.S. mail safer by helping solve thousands of postal crimes.
| 5+ min read

Imagine dropping your phone on the hard concrete sidewalk—but when you pick it up, you find its battery has already healed itself.
| 2 min read










