AMC – Dolphins

By NASA–Wikimedia commons

I have never seen dolphins in the sea — only in captivity at the SeaWorld in San Diego, CA, and at the Monterey Bay Aquarium in Monterey, CA.

It’s hard to believe that these animals evolved from land-dwelling mammals to become aquatic mammal within the infraorder Cetacea. The wiki says —

Dolphins are descendants of land-dwelling mammals of the artiodactyl order (even-toed ungulates). They are related to the Indohyus, an extinct chevrotain-like ungulate, from which they split approximately 48 million years ago.

The primitive cetaceans, or archaeocetes, first took to the sea approximately 49 million years ago and became fully aquatic by 5–10 million years later.

Continue reading “AMC – Dolphins”

9/11: 21 Years Ago

It was 21 years ago today, almost to the hour as I write this, that Islamic terrorists began their deadliest attack on the US.

I was a grad student at UC Berkeley then. I was woken around 6 AM Pacific time (9 AM Eastern) by my housemate, Wayne, talking on the phone in the next bedroom. His mother had called from the mid-West to tell him about the planes crashing into the twin towers of the World Trade Center in Manhattan. The living room TV was on. I watched the towers come down in real time. Continue reading “9/11: 21 Years Ago”

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