Science This Week | IIT Madras uses seawater to produce hydrogen, how space travel impact brains

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Science This Week | IIT Madras uses seawater to produce hydrogen, how space travel impact brains


Researchers from the Department of Physics at IIT-Madras have developed critical components for a highly efficient, cost-effective way to electrolyze seawater to generate hydrogen using solar power.

Researchers from the Department of Physics at IIT-Madras have developed crucial parts for a extremely environment friendly, cost-effective method to electrolyze seawater to generate hydrogen utilizing solar energy.
| Photo Credit: S Mahinsha

From a brand new investigation towards Chennai’s Saveetha Dental College to discovering molecular fossils of the primordial forerunners of all of the organisms on Earth, listed below are this week’s vital science-related information and discoveries.

Scientists doc how space travel messes with the human mind

A brand new NASA-funded research gives a deeper understanding of space impacts the human mind. Researchers stated that astronauts who travelled on the International Space Station (ISS) or NASA space shuttles on missions lasting a minimum of six months skilled vital enlargement of the cerebral ventricles – areas in the midst of the mind containing cerebrospinal fluid. This colourless and watery fluid flows in and across the mind and spinal wire. It cushions the mind to assist shield towards sudden impact and removes waste merchandise. Based on mind scans of 30 astronauts, the researchers discovered that it took three years for the ventricles to totally get better after such journeys.

IIT-Madras generates hydrogen from seawater utilizing photo voltaic power

Researchers from the Department of Physics at IIT-Madras have developed crucial parts for a extremely environment friendly, cost-effective method to electrolyze seawater to generate hydrogen. In place of pure or recent water, the crew has developed an electrolyser utilizing alkaline seawater. They used a carbon-based help materials for the electrodes as a substitute of metals to virtually get rid of the opportunity of corrosion. They additionally designed and developed transition metal-based catalysts that may catalyse each oxygen and hydrogen evolution reactions.

Indian, Korean researchers develop light-powered supercapacitors

A bunch of researchers has developed a transportable supercapacitor that may be charged utilizing gentle in a collaborative mission involving establishments in India and South Korea. The invention holds promise for changing the traditional lithium-ion batteries in moveable and wearable units similar to smartphones, tablets, laptops and smartwatches. Researchers level out that supercapacitors are an alternate cost storage machine which might retailer electrical cost related to conventional batteries.

Molecular fossils open window on ‘misplaced world’ of primordial life

Fossil stays of a cell membrane element recognized in rocks relationship again about 1.6 billion years are opening a window into what scientists are calling a “lost world” of microscopic organisms that have been the primordial forerunners of Earth’s fungi, algae, crops and animals – together with individuals. These stays, researchers stated, date to a time span throughout what known as the Proterozoic Eon that was essential within the evolution of advanced life however has been shrouded in thriller due to a spotty fossil document of the microscopic organisms that inhabited Earth’s marine realm.

Through suggestions loop, species’ evolution discovered to drive environmental modifications

New analysis within the small islands of the Bahamas has discovered that evolutionary change within the leg size of a lizard species, in flip, fed again into the atmosphere by making ecological modifications to points like vegetation progress and spider populations. The thought of this research was to separate short- and long-legged lizards on islands of their very own, after which search for variations in how the lizard populations have an effect on the ecology of their island properties. After eight months, the researchers discovered substantial variations within the ecology of each the islands.

Saveetha Dental College beneath scanner for inflating rating

According to a brand new investigation by Science and Retraction Watch, Saveetha Dental College in Chennai could have engaged in an unethical apply known as excessive self-citation to enhance its quotation rating, a typical however fallible measure of analysis high quality, and propel itself to the highest of those and different rating schemes. For instance, Science and Retraction Watch reported that the introduction of a 2022 paper coauthored by SDC researchers comprises an innocuous line adopted by 15 citations to different SDC papers.



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