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In many cases, cells are very active in their movement and serve as power generators. The ability of cells to produce physical forces is one of the basic functions of the body. When running, for example, the forces generated in the cells cause the muscles to contract and the breath to work. It has been possible to measure even the forces experienced by individual proteins by force sensors developed in the past, but previously intracellular forces and mechanical strains could not have been measured.

Together with the scientists from The Ohio State University OSU, cell biology researchers at Tampere University have developed a force sensor that can be attached to the side of a mechanically responding protein, allowing it to sense forces and strain on the protein within the cell.

The development of the micro-sized sensor began on a conference travel in December 2019.

A new robotic platform developed at the University of Chicago can adapt to its surroundings in real time for applications in unfamiliar environments.

The platform, dubbed the Granulobot, consists of many identical motorized units each a few centimeters in diameter. The units are embedded with a Wi-Fi microcontroller and sensors and use magnets to engage other units.

As its name suggests, the Granulobot is inspired by the physics of granular materials, which are large aggregates of particles that exhibit a range of complex behaviors. After water, these are the most ubiquitous material on the planet.

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Boltzmann brain is another bizarre consequence of laws of physics. It’s a configuration of matter, similar to our brains; a statistical fluctuation risen out of thermal equilibrium, a conscious observer created by a sudden decrease in entropy, having false memories of a grand structure exactly like our universe.

Given enough time, every single possibility allowed by the physical laws in our most likely closed universe must eventually occur, including one with a fluctuated brain, sitting in the middle of nowhere, having the exact same thoughts that you are having right now.

Boltzmann brains are speculative and inevitable at the same time. There is a serious chance that you might be indeed one of those brains, experiencing your false memories within a fake universe which is nothing but a delusion.

Sources:

Why didn’t they send pictures instead of a kid’s drawings? I would be embarrassed to send those to anyone to explain the origin of our species.


Narusawa, 58, believes intelligent life lingers somewhere in the universe, and it’s possible a planet in Altair’s solar system could be harboring intelligent extraterrestrial life.

“Altair may have a planet whose environment can sustain life,” he told the outlet.

An exoplanet is any planet outside our solar system orbiting a star — though there are free-floating exoplanets called “rogue planets” that are untethered in space, according to NASA.

MIT researchers have created a detailed map of neuron activity in the C. elegans worm, revealing how neurons encode behavior. Using cutting-edge technology, they discovered neurons’ capability to adjust their encoding based on various factors and conditions. Their findings provide a comprehensive neural behavior atlas for further studies.

MIT

MIT is an acronym for the Massachusetts Institute of Technology. It is a prestigious private research university in Cambridge, Massachusetts that was founded in 1861. It is organized into five Schools: architecture and planning; engineering; humanities, arts, and social sciences; management; and science. MIT’s impact includes many scientific breakthroughs and technological advances. Their stated goal is to make a better world through education, research, and innovation.

Summary: New research delves into how the statistical distributions of neuron densities shape mammalian brains.

The study analyzed seven species, discovering that neuron densities follow a lognormal distribution – a fundamental organizational principle. This distribution is distinct due to its asymmetric curve and is significant for understanding brain connectivity and the design of brain-inspired technology.

As many attributes of the brain align with this distribution, it hints at its potential computational benefits.