BW #63: Ukraine aid (solution)
Yesterday, President Joe Biden signed a package of aid to Ukraine. Which countries have been helping Ukraine the most? Has that changed over time?
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BW #73: Avocado hand (solution)
Avocados seem so innocent. (And, might I add, delicious.) But the massive growth in avocados' popularity and consumption over the last two decades has come at a price – a large number of people who have injured themselves when cutting them open. This injury, known as "avocado hand,"
BW #73: Avocado hand
The world has discovered avocados. Between guacamole, avocado toast (which, I discovered via my children, is nothing more than toast with mashed avocado on it), and just plain ol' enjoying its taste, avocados have become quite the popular food. Which means that they're big business, as well:
BW #72: City travel (solution)
This week, we looked at the rich data set collected by Rafael Prieto-Curiel and Juan P. Ospina in their recent paper, "The ABC of mobility" (https://www.sciencedirect.com/science/article/pii/S0160412024001272). Their research looked at a large number of cities around the world, and how people
BW #72: City travel
I love to walk. I try to take a long walk at dawn each day, enjoying several of my city's parks as the sun rises. During the summer months, the city has flocks of sheep come to eat the wild brush, reducing the chances of forest fires. Here