Tag Archives: natural selection

Tanzania in the science headlines?!?

I can’t remember the last time Tanzania made the science news. Maybe during the Leakeys’ days working at Olduvai Gorge, unearthing the history of early hominids? In any case, it’s a rare event, but some archaeological work in southwestern Tanzania just made the science news in one of America’s biggest papers: the Los Angeles Times

Tanzania dinosaur

Image from screen capture: LA Times Science Now, 10 September 2014.

It turns out that gigantic herbivorous terrestrial dinosaurs roamed this part of Africa about 100 million years ago, when Africa and South America were part of a large supercontinent called Gondwana. The article also nicely summarizes how the fossil record continues to boost our understanding of the process of evolution by natural selection. Give it a read.

Happy learning!

Why Should We Trust Scientists?

This TED Talk is appropriate for the start of a new school year. Naomi Oreskes breaks down the traditional concept of the scientific method and explains some of the realities of how scientific thinking has shaped our world in the past and present. It’s worth a watch, especially if you know climate-change deniers, creationists, or other people who don’t understand the many beautiful ways our Universe works because they don’t understand the scientific mindset. Here’s the video: