Have we entered a new geologic era, the Anthropocene? Or put differently: hundreds of thousands of years from now, when future geologists sift the earth for clues about our present day, what lasting evidence of our existence will they find? Scientific American presents a rather fascinating article about how we are fundamentally making our mark on […]
Heard a beautiful story on NPR this morning from legal correspondent Nina Totenberg about her late father’s stolen Stradivarius violin. Nina Totenberg manages to make court proceedings compelling for radio. Given the inherent intrigue, music, and mystery in this story, she really produced a beautiful report. Read more and hear the story on the NPR website: […]
I love seeing teasers about math and logic gain popular appeal! Here’s the math (specifically, logic) problem that the internet is talking about today: You can get the full problem nicely presented on either The Guardian or The New York Times websites. A number of other sites are talking about it today, too. Just Google “Cheryl […]
Answer: $33/hour, at least And a home? According to a new report from KPCC: The median home price in Los Angeles is $570,500, according to the real estate website, Trulia.com. But consider that the median income in Los Angeles is about half that: $49,497, according to census numbers from 2009-2013. So it’s no surprise that Los Angeles […]
Can some simple rounding help us be more accurate and confident with mental math? The man behind this symbol proposes just that: And it turns out it’s fairly accurate: Basically, using some simplification of numbers we can do mental multiplication more accurately (generally). Confused by the squiggles and colors? Don’t be intimidated. Read more: Zequals: the new […]
The Vernal Equinox. It’s not the longest day of the year. It’s not the shortest. It’s the…well…what is it? Check out this visual representation using satellite data: Then read a further explanation from NASA’s Astronomy Picture of the Day Blog: >> APOD: 2014 March 19 – Equinox on a Spinning Earth. Happy Spring Equinox!