Mr. Barlow’s Blog - A Bunch of Interesting Stuff
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Mr. Barlow is a high school science teacher and podcaster from Melbourne, Australia who shares interesting science studies, cool science news, and optical illusions at his blog.
Mr. Barlow’s Blog - A Bunch of Interesting Stuff
6M ago
The winner of the 2023 Nikon Small World in Motion competition is Alexandre Dumoulin of the Department of Molecular Life Sciences at the University of Zurich in Switzerland. The first sequence in this video is his winning entry, which depicts 48 hours in the development of neurons in a chick embryo as it develops its ..read more
Mr. Barlow’s Blog - A Bunch of Interesting Stuff
2y ago
For many children schools do not live up to their promise: in many schools children learn very little. This is a problem in rich countries. By the end of primary school about 9% of children in high-income countries cannot read with comprehension. But it tends to be a much larger problem in poorer countries. This ..read more
Mr. Barlow’s Blog - A Bunch of Interesting Stuff
2y ago
One of the most important indicators of the state of the pandemic globally is the number of people dying from COVID every day. The daily number of confirmed COVID deaths is at its lowest level in over two years—the last time it was lower was 30 March 2020. Learn more here ..read more
Mr. Barlow’s Blog - A Bunch of Interesting Stuff
3y ago
Explosions on film are made to look good: fireballs and flame. In reality, though, they’re a bit disappointing. Here’s how Hollywood does it ..read more
Mr. Barlow’s Blog - A Bunch of Interesting Stuff
4y ago
There is much being written about COVID-19 and while I don’t plan to add to it, I have come across some excellent data sources on the spread and effects of this virus. The most well known is – Coronavirus COVID-19 Global Cases by the Center for Systems Science and Engineering (CSSE) at Johns Hopkins University (JHU ..read more
Mr. Barlow’s Blog - A Bunch of Interesting Stuff
4y ago
I really like optical illusions. And this is no exception … The video above shows the top winner in the annual Illusion of the Year competition. It’s called the Dual Axis illusion by Frank Force. Is this shape spinning vertically or horizontally? You can’t tell, because it’s a 2D image, but your brain makes it seem ..read more
Mr. Barlow’s Blog - A Bunch of Interesting Stuff
4y ago
Light travels at 299 792 458 m/s. If you could travel at the speed of light, you could go around the Earth 7.5 times in one second. Which is fast, but… Advertisements ..read more
Mr. Barlow’s Blog - A Bunch of Interesting Stuff
4y ago
Using an ordinary camera, with the help of long exposure, a laser, and two electrodes to suspend the atom in the air, a Scientist called David Nadlinger successfully took a photo of a single glowing strontium atom. How awesome is that! When illuminated by a laser of the right blue-violet colour, the atom absorbs and re-emits light ..read more
Mr. Barlow’s Blog - A Bunch of Interesting Stuff
5y ago
The Knowledge Review recently announced Australia’s 10 Most Influential Educational Leaders, 2019 … and it turns out I was one of them. So that is cool! Read more here. Advertisements ..read more
Mr. Barlow’s Blog - A Bunch of Interesting Stuff
5y ago
Apollo 11 was the spaceflight that first landed humans on the Moon. Commander Neil Armstrong, Lunar Module Pilot Buzz Aldrin, and Command Module Pilot Michael Collins formed the American crew that landed the Apollo Lunar Module Eagle on July 20, 1969. Armstrong became the first person to step onto the lunar surface six hours 39 ..read more