In 1923 Arthur Compton shone X-rays onto a block of graphite and found that they bounced off with their energy reduced exactly as would be expected if they were composed of particles colliding with electrons in the graphite. This was the first indication of radiation’s particle-like nature.
Scientific American, the oldest continuously published magazine in the U.S., has been bringing its readers unique insights about developments in science and technology for more than 160 years. In this time, 144 Nobel Prize Scientists have contributed 234 articles to the magazine. It has over 3.5 million readers in print and 3.88 million visits to its website per month.
Read Scientific American at scientificamerican.com.
Nature is the world’s leading multidisciplinary science journal. Every week Nature also publishes a science fiction story in its Futures slot. You can read the stories at nature.com/futures. We hope they’ll inspire you. Check out the Nature Video channel on YouTube for more filmmaking ideas.