Pioneering NASA mathematician Katherine Johnson died on February 24, 2020, at the age of 101. Johnson’s calculations were critical in ensuring the success of the early Mercury and Apollo spaceflight missions. Along with fellow mathematicians Dorothy Vaughan and Mary Jackson, Johnson was the subject of the 2016 book Hidden Figures, documenting the contributionsread more

As has become a tradition on Inauguration Day, the official website for the White House, www.whitehouse.gov, was updated at noon to reflect the policies of the incoming administration, lead by President Donald J. Trump. While the headings under the "Issues" menu were updated to include the promises made by Trump during his campaign, there were a number of important issues that conspicuously went missing, notably the headings for Climate Change, Health Care and Civil Rights.
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Women who live to be 100 or more are rare–but not as rare as men who do. In the UK, five times as many women as men receive the "congratulations" birthday card from the Queen on their 100th birthdays. Life expectancy has been steadily improving for both sexes in most developed countries, but it’s been improving more for men than for women, who already live much longer.

What’s the reason–lifestyle or genes? Or is it because women’s pills work better?
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