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We summarize the week's scientific breakthroughs every Thursday.
- Earth
Erosion has erased most of Earth’s impact craters. Here are the survivors
Earth’s largest known impact crater measures 160 kilometers in diameter. The newest, yet to be confirmed, stretches a still-whopping 31 kilometers.
- Health & Medicine
Air pollution is shaving a year off our average life expectancy
The first country-by-country look at how dirty air affects when we die shows it can have more impact on mortality than breast or lung cancer.
- Science & Society
Closing the gender gap in some science fields may take over 100 years
In some STEM fields, the gender gap won’t disappear for decades or even centuries, a new study suggests.
