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Tag Archives: science
The surprising decline in violence
Steven Pinker charts the decline of violence from Biblical times to the present, and argues that, though it may seem illogical and even obscene, given Iraq and Darfur, we are living in the most peaceful time in our species’ existence.
Have you ever seen an atom?
Scientists at the University of California Los Angeles have found a way to create stunningly detailed 3D reconstructing of platinum nanoparticles at an atomic scale. These are being used to study tiny structural irregularities called dislocations.
A Local Disappearance
April 12, 2019 by Samuel Illingworth Your recent absences have become More pronounced; The late spring evenings are no longer Alive with the industry of your approach, And the flowers in the hanging baskets On the high street fidget … Continue reading
How to take a picture of a black hole | Katie Bouman
TED Published on 28 Apr 2017 At the heart of the Milky Way, there’s a supermassive black hole that feeds off a spinning disk of hot gas, sucking up anything that ventures too close — even light. We can’t see … Continue reading
Pando, One of the Oldest and Largest Organisms | SciTech Now
For full episodes, check out http://www.scitechnow.org/ Pando, a large grove of aspen trees sharing a single root system, is one of the largest living organisms in the world. We take a look at how researchers are teaming up with students … Continue reading
A Group of Powerful Telescopes Captures the First-Ever Image of a Black Hole
The first-ever recorded image of a black hole has just been released—and it doesn’t look like you might think. Though one might guess that a picture of a black hole would be not much to look at, the image shows a … Continue reading
Biomimicry is more than just good design.
In this Our Changing Climate environmental video essay, I look at biomimicry. Specifically how biomimicry can not only lead to nature-inspired design for architecture and materials, but also for better relationships, activism, and communities. I draw upon adrienne maree brown’s … Continue reading
How sustainable are bioplastics? – Physics World
At face value, taxing consumption of materials derived from petrochemicals and subsidizing production of bioplastics both sound like they’d encourage sustainable consumption. But applying these policies to meet a hypothetical 5% target for bioplastics use reveals a different story, according … Continue reading
USDA Study Shows Significant Greenhouse Gas Benefits of Ethanol Compared with Gasoline – ScienceBlog.com
A new study released by the U.S. Department of Agriculture (USDA) finds greenhouse gas emissions from corn-based ethanol are about 39 percent lower than gasoline. The study also states that when ethanol is refined at natural gas-powered refineries, the greenhouse gas … Continue reading
Posted in Environmentalism
Tagged Culture, Environment, North America, Politics, science
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Endocannibals of Yanomami tribe
Yanomami is an endocannibalistic tribe living in the rainforests of Brazil and Venezuela – they eat the flesh of their dead relative to preserve the tribe’s unity. Not being eaten after your death means that your soul will be trapped … Continue reading
Posted in Brazil
Tagged Brasil, Brazil, brazilian style, Culture, Environment, history, science, South America
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msamba 