1. a microscopic image of Naegleria fowleri

    50 years ago, scientists were on the trail of a brain-eating amoeba

    In 1970, scientists were studying a brain-eating amoeba that had been implicated in a newfound disease. Today, infections by the parasite are still poorly understood.

  2. electric car charging
    Health & Medicine

    50 years ago, scientists were trying to develop a low-emission car

    Electric cars have surged in popularity, but the vehicles still contribute to greenhouse gas emissions.

  3. antarctic ice

    50 years ago, scientists clocked the speed of Antarctic ice

    Today’s instruments offer a more precise view, and reveal the effects of climate change.

  4. people staying cool during heat wave

    Hurricanes have names. Some climate experts say heat waves should, too

    A newly formed international alliance aims to raise awareness about extreme temperatures and protect vulnerable populations.

  5. Protest at Mauna Kea in 2019

    50 years ago, Mauna Kea opened for astronomy. Controversy continues

    Current plans to build a new telescope on the volcano sparked the latest conflict.

  6. Langsdorffia hypogea male and female

    This parasitic plant consists of just flashy flowers and creepy suckers

    With only four known species, Langsdorffia are thieves stripped down to their essentials.

  7. scientists in the Nevada desert

    To rehearse Perseverance’s mission, scientists pretended to be a Mars rover

    Seven Mars scientists pretended to be the Mars Perseverance rover on a training exercise in the Nevada desert.

  8. Wolf in Yellowstone National Park

    How Yellowstone wolves got their own page

    Since the wolves’ reintroduction to the park, 25 years of devoted watching has chronicled bold moves, big fights and lots of puppies.

  9. a photo of Skylab

    50 years ago, NASA prepared to launch America’s first space station

    In 1970, NASA was building Skylab. The orbiting laboratory led to many scientific firsts but was plagued by technical difficulties.

  10. illustration of moonlet asteroid
    Planetary Science

    An asteroid’s moon got a name so NASA can bump it off its course

    A tiny moon orbiting an asteroid finally got a name because NASA plans to crash a spacecraft into it.

  11. a photo of livestock cows

    50 years ago, scientists first investigated antibiotic resistance in livestock

    In 1970, scientists began investigating the effects of feeding antibiotics to livestock. 50 years later, we know it can be harmful for humans.

  12. JKX Comics illustrations
    Science & Society

    Real-life scientists inspire these comic book superheroes

    Three scientists are publishing comics casting researchers as heroes, and hope the cartoon format and pared-down storyline can boost science literacy.