Science of the Week, 7/20/18

Here are some of the most interesting science news articles I read this week:

Photosynthesis more energy efficient than believed, study finds

Molecular clock uses rotation of molecules

Life experience changes structure of brain

Up to 2% of Earth's oldest mantle is made up of diamond

New materials improve delivery of therapeutic messenger RNA

Astronomers find a famous planet's doppelganger

No Lorentz violation in high-energy neutrinos

Microbes that drive climate change

Electrochemically-produced ammonia could revolutionize food production

Astronomers find 12 new moons, one oddball, orbiting Jupiter

Have a good weekend, and I'll see you Monday!