Welcome to this week’s Reading List, where you’ll find the best popular technology and science stories on the internet assembled in one delightful package. This week: cheap microscopes, physics and saving the planet.

  • How a microscope that costs less than one dollar will revolutionize global health. [New Yorker]
  • What came before the Big Bang? Alan Lightman looks at the efforts behind the research. [Harpers]
  • Seeing the Earth from the Moon had a profound impact on the Apollo astronauts. When the wealthy go into orbit, maybe they’ll be inspired to help save the planet. [Inverse]

Image credit: NASA