Sweet Coating for Sour Bones: Bridge-Burning Coating for Bone Implants
Osteoporosis is a leading global health challenge. Besides its own adverse effects, it also impairs the function of bone implants — normally made of a…
Nanjing University
Secure Printing Using Pure Water As Invisible Ink [Video]
Researchers in China have developed a rewriteable paper coating that can encrypt secret information with relatively low-tech invisible ink—water. A message printed out by a…
Geologists Reveal Earth’s Inner Core Has an Inner Core of Its Own
New research from a team of geologists reveals that the Earth’s inner core has an inner core of its own, with crystals aligned in a…