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Archive for the ‘physics’ category: Page 281

Aug 11, 2016

The laws of nature make life on other planets inevitable — according to this groundbreaking theory

Posted by in categories: alien life, biological, chemistry, physics

According to theoretical physicist and super-genius Stephen Hawking, “The human race is just a chemical scum on a moderate-sized planet orbiting round a very average star in the outer suburb of one among a hundred billion galaxies.” Indeed, to most modern scientists we are nothing more than an entirely random ‘happy accident’ that likely would not occur if we were to rewind the tape of the universe and play it again. But what if that is completely wrong? What if life is not simply a statistical anomaly, but instead an inevitable consequence of the laws of physics and chemistry?

A new theory of the origin of life, based firmly on well-defined physics principles, provides hefty support for the notion that biological life is a “cosmic imperative”. In other words, organic life had to eventually emerge. If such a theory were true, it would mean that it is very likely that life is widespread throughout the universe.

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Aug 10, 2016

Chemical Switch Engineered into a Light-Driven Proton Pump

Posted by in categories: bioengineering, biotech/medical, chemistry, physics

Synthetic biology is an emerging and rapidly evolving engineering discipline. Within the NCCR Molecular Systems Engineering, Scientists from Bernese have developed a version of the light-driven proton pump proteorhodopsin, which is chemically switchable and it is also an essential tool to efficiently power synthetic cells and molecular factories.

Synthetic biology is a highly complex field with numerous knowledge branches that incorporate physics, biology, and chemistry into engineering. It aims to design synthetic cells and molecular factories with innovative functions or properties that can be applied in medical and biological research or healthcare, industry research.

These artificial systems are available in the nanometer scale and are developed by assembling and combining current, synthetic or engineered building blocks (e.g., proteins). Molecular systems are applicable for a wide range of applications, for instance these systems can be used for waste disposal, medical treatment or diagnosis, energy supply and chemical compound synthesis.

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Aug 3, 2016

Gravitational Waves to Crack Neutron Star Mystery

Posted by in category: physics

As gravitational wave observatories become more sensitive, we may see the collisions of neutron stars and, possibly, find out what these stellar husks are really made of.

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Aug 3, 2016

Scientists are one step closer to understanding nuclear fusion power

Posted by in categories: nuclear energy, physics

Researchers have developed a new way to explore some of the most extreme environments in the universe by combining three separate branches of physics.

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Jul 31, 2016

Lab 2.0: Will Computers Replace Experimental Science?

Posted by in categories: chemistry, computing, mobile phones, physics, science, solar power, sustainability

We spend our lives surrounded by hi-tech materials and chemicals that make our batteries, solar cells and mobile phones work. But developing new technologies requires time-consuming, expensive and even dangerous experiments.

Luckily we now have a secret weapon that allows us to save time, money and risk by avoiding some of these experiments: computers.

Continue reading “Lab 2.0: Will Computers Replace Experimental Science?” »

Jul 30, 2016

Tesla Launches Gigafactory | Tesla Motors

Posted by in categories: business, Elon Musk, energy, environmental, physics, solar power, transportation

“Building the world’s largest factory to accelerate a sustainable energy future.”

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Jul 28, 2016

Neutrinos Hint of Matter-Antimatter Rift

Posted by in category: physics

An early sign that neutrinos behave differently than antineutrinos suggests an answer to one of the biggest questions in physics.

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Jul 27, 2016

A stunning prediction of climate science — and basic physics — may now be coming true

Posted by in categories: climatology, physics, science

NASA researchers suggest sea levels may be plunging around Greenland because of ice loss and a resulting decline in gravitational pull.

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Jul 27, 2016

Did the LIGO gravitational waves originate from primordial black holes?

Posted by in categories: cosmology, physics

Binary black holes recently discovered by the LIGO-Virgo collaboration could be primordial entities that formed just after the Big Bang, report Japanese astrophysicists.

If further data support this observation, it could mark the first confirmed finding of a primordial black hole, guiding theories about the beginnings of the universe.

In February, the LIGO-Virgo collaboration announced the first successful detection of gravitational waves.

Continue reading “Did the LIGO gravitational waves originate from primordial black holes?” »

Jul 26, 2016

Welcome to Lab 2.0 Where Computers Replace Experimental Science

Posted by in categories: chemistry, computing, mobile phones, physics, science, solar power, sustainability

We spend our lives surrounded by high-tech materials and chemicals that make our batteries, solar cells and mobile phones work. But developing new technologies requires time-consuming, expensive and even dangerous experiments.

Luckily we now have a secret weapon that allows us to save time, money and risk by avoiding some of these experiments: computers.

Continue reading “Welcome to Lab 2.0 Where Computers Replace Experimental Science” »