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Archive for the ‘evolution’ category: Page 84

Nov 26, 2021

Are Viruses Alive? — with Carl Zimmer

Posted by in categories: evolution, space

Are viruses alive or are they lifeless packages of protein and nucleic acid?
Watch the Q&A: https://youtu.be/-LUQTjdHYNo.
Carl’s book “Life’s Edge: The Search for What It Means to Be Alive” is available now — https://geni.us/zimmer.

Countless scientists around the world study life, and yet they can’t really agree on what it is. Join New York Times columnist Carl Zimmer as he explores the boundaries of life, encountering viruses and other strange residents of the borderlands.

Continue reading “Are Viruses Alive? — with Carl Zimmer” »

Nov 25, 2021

Scientists Say There May Be “Humans” All Over the Universe

Posted by in categories: evolution, space

Imagine, if you will, that future humans manage to travel to other worlds and find… more humans.

According to one University of Cambridge astrobiologist, that scenario may be more likely than you’d think.

In a new interview with the BBC’s Science Focus magazine, an evolutionary palaeobiologist at the institution’s Department of Earth Sciences named Simon Conway Morris declared that researchers can “say with reasonable confidence” that human-like evolution has occurred in other locations around the universe.

Nov 19, 2021

Orion Bar region investigated in detail

Posted by in categories: evolution, space

Using spacecraft and ground-based facilities, Russian astronomers have inspected the Orion Bar photodissociation region, focusing on the mid-infrared emission from this source. Results of the study could help astronomers to better understand the evolution of polycyclic aromatic hydrocarbons in space. The research was published November 10 on arXiv.org.

At a distance of about 1,300 away, the Orion Nebula is the nearest of massive star formation to Earth, with a complex and extensive gas structure. It hosts the so-called “Orion Bar”—a ridge-like feature of gas and dust formed by the intense radiation from nearby, hot, young stars, which appears to be shaped like a bar.

The Orion Bar is a photodissociation region or photon-dominated region (PDR). In general, PDRs are regions in the interstellar medium (ISM) at the interface between hot ionized gas and cool molecular gas that are energetically dominated by non-ionizing ultraviolet photons.

Nov 17, 2021

Evolutionary Cybernetics 101: Gaia 2.0, Web 3.0

Posted by in categories: education, evolution, neuroscience

Cybernetics can be defined as a multidisciplinary approach to study feedback-driven systems of control between animal and machine.

Nov 17, 2021

The Singularity: When will we all become super-humans?

Posted by in categories: evolution, singularity

Are we really only a moment away from “The Singularity,” a technological event that will usher in a new era in human evolution?

Nov 16, 2021

Yuval Noah Harari: The 2021 60 Minutes interview

Posted by in category: evolution

The bestselling author and historian offers his predictions on how technology will alter the evolution of humans and change society. Anderson Cooper reports.

“60 Minutes” is the most successful television broadcast in history. Offering hard-hitting investigative reports, interviews, feature segments and profiles of people in the news, the broadcast began in 1968 and is still a hit, over 50 seasons later, regularly making Nielsen’s Top 10.

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Nov 1, 2021

Ben Novak, Lead Scientist, Revive & Restore — De-Extinction Biotechnology & Conservation Biology

Posted by in categories: bioengineering, biotech/medical, education, ethics, evolution, existential risks, genetics, health

“De-Extinction” Biotechnology & Conservation Biology — Ben Novak, Lead Scientist Revive & Restore


Ben Novak is Lead Scientist, at Revive & Restore (https://reviverestore.org/), a California-based non-profit that works to bring biotechnology to conservation biology with the mission to enhance biodiversity through the genetic rescue of endangered and extinct animals (https://reviverestore.org/what-we-do/ted-talk/).

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Oct 25, 2021

Embodied intelligence via learning and evolution

Posted by in categories: evolution, physics

The authors present a high-resolution palaeomagnetic record for a Late Cretaceous limestone in Italy. They claim that their record robustly shows a ~12° true polar wander oscillation between 86 and 78 Ma, with the greatest excursion at 84–82 Ma.


The authors propose a new framework, deep evolutionary reinforcement learning, evolves agents with diverse morphologies to learn hard locomotion and manipulation tasks in complex environments, and reveals insights into relations between environmental physics, embodied intelligence, and the evolution of rapid learning.

Oct 21, 2021

Why extraterrestrial intelligence is more likely to be artificial than biological

Posted by in categories: alien life, evolution

It’s Time to welcome our Space Brothers.


Is there intelligent life elsewhere in the universe? It’s a question that has been debated for centuries, if not millenia. But it is only recently that we’ve had an actual chance of finding out, with initiatives such as Seti (Search for Extraterrestrial Intelligence) using radio telescopes to actively listen for radio messages from alien civilisations.

What should we expect to detect if these searches succeed? My suspicion is that it is very unlikely to be little green men—something I speculated about at a talk at a Breakthrough Listen (a Seti project) conference.

Continue reading “Why extraterrestrial intelligence is more likely to be artificial than biological” »

Oct 10, 2021

Living brain donors are helping us better understand our own neurons — including those potentially linked to Alzheimer’s disease

Posted by in categories: biotech/medical, evolution, neuroscience

Live human brain tissue — generously donated by brain surgery patients with epilepsy or tumors — is yielding incredible #neuroscience insights. A study on cells… See More.


As part of an international effort to map cell types in the brain, scientists identified increased diversity of neurons in regions of the human brain that expanded during our evolution.

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