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Seattle experienced record high temperatures in June 2021. AP Photo/John Froschauer

3 tips for preventing heat stroke

Left untreated, heat stroke can be fatal, and the elderly are the most at risk.
Virgin Galactic’s Unity VSS spacecraft went on a suborbital test flight in May 2021. VIrgin Galactic

What’s a suborbital flight? An aerospace engineer explains

Both Virgin Galactic and Blue Origin are sending spacecrafts – and their billionaire founders – into suborbital flight. But what differentiates a suborbital flight from a trip around Earth?
New research suggests that Venus’ crust is broken into large blocks – the dark reddish–purple areas – that are surrounded by belts of tectonic structures shown in lighter yellow–red. Paul K. Byrne/NASA/USGS

The surface of Venus is cracked and moves like ice floating on the ocean – likely due to tectonic activity

Researchers used decades-old radar data and found that some low-lying areas of Venus’ crust are moving and jostling. This evidence is some of the strongest yet of tectonic activity on Venus.
The Postal Service has over 30,000 retail locations in the U.S, including off the Appalachian Trail in Caratunk, Me. AP Photo/Robert F. Bukaty

Postal banking could provide free accounts to 21 million Americans who don’t have access to a credit union or community bank

About a quarter of census tracts with a post office lack a credit union or community bank, making the US Postal Service an efficient way to help more Americans get low-cost bank accounts.
A ‘100-year flood’ doesn’t mean you’ll be flood-free for the next 99 years. Win McNamee/Getty Images

What’s a 100-year flood? A hydrologist explains

Flood plain statistics can be confusing. There are better ways to think about the risk of severe weather than 100-year storm or flood.

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