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Feb 7, 2023

Arrows of Time

Posted by in categories: alien life, physics

The human mind has long grappled with the elusive nature of time: what it is, how to record it, how it regulates life, and whether it exists as a fundamental building block of the universe. This timeline traces our evolving understanding of time through a history of observations in CULTURE, PHYSICS, TIMEKEEPING and BIOLOGY.

Australia’s first inhabitants, the ancestors of today’s aboriginal peoples, are believed to have embraced a timeless view of nature, in which the present and past are intimately connected. The spirits of long-dead ancestors, for example, were believed to inhabit the living. These spirits reflected a long-ago golden age sometimes known as the Dreamtime.

Feb 7, 2023

NASA to test nuclear rocket engine that could take humans to Mars in 45 days

Posted by in categories: nuclear energy, space travel

This is the first time a nuclear powered engine has been tested in fifty years.

Feb 7, 2023

Google is holding an event about search and AI on February 8th

Posted by in categories: mapping, robotics/AI

It’s a 40-minute livestream.

Feb 7, 2023

NASA scientists ‘weigh’ a white dwarf for the first time using a space-time trick predicted by Einstein

Posted by in category: space

NASA astronomers used the Hubble Space Telescope to measure the mass of a white dwarf, an important step for understanding how stars die.

Feb 7, 2023

‘1-In-10-Billion’ Star System is Doomed to Explode in a Fiery Kilonova

Posted by in category: space

Scientists have discovered an extremely rare star system that is doomed to explode in a ‘kilonova’ caused by the merger of two neutron stars.

Feb 7, 2023

What Makes You You Makes the Universe: Nobel Laureate Erwin Schrödinger on Quantum Physics, Vedanta, and the Ongoing Mystery of Consciousness

Posted by in categories: alien life, quantum physics

This life of yours which you are living is not merely a piece of the entire existence, but is in a certain sense the whole.

Feb 7, 2023

More Variability Found to Help Learning

Posted by in category: futurism

Summary: Variable stimuli may lead to better learning performance and outcomes under novel circumstances, a new study reports.

Source: DPZ

The World Cup final is in full swing, the stadium is filled to capacity, the fans are roaring, there is a flurry of flashbulbs. A free kick taker gets ready, takes a run-up and shoots. He had practiced free kicks a thousand times beforehand, but only on his home training ground and not in a crowded and noisy soccer stadium with changing lighting conditions and changing shooting positions. Will he still manage to score?

Feb 7, 2023

Sorcerer’s Apprentice — Paul Abraham Dukas

Posted by in category: media & arts

Paul Abraham Dukas (1 October 1,865 – 17 May 1935) was a French composer, critic, scholar and teacher. A studious man of retiring personality, he was intensely self-critical, having abandoned and destroyed many of his compositions.

▶️ More great classical music: https://youtube.com/playlist?list=PLO09Th4dLYVmVRpaFH9-imHCs_EPDjnHS

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Feb 7, 2023

Bioelectric networks underlie the intelligence of the body

Posted by in category: biotech/medical

This is a talk given to the Department of Biotechnology at Indian Institute of Technology Madras in January 2023.

Feb 7, 2023

How Maxwell’s Demon Continues to Startle Scientists

Posted by in category: physics

The thorny thought experiment has been turned into a real experiment — one that physicists use to probe the physics of information.