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A pair of plastic prototypes of the CADRE rovers driving in formation during a test at the Jet Propulsion Laboratory last year.

How NASA is making autonomous rovers for the moon

Mini-moon rovers, how earth has seen its warmest summer yet, a solution for the “wild boar paradox”, and more in this edition of Science Notebook.
R. Ramachandran
The High Altitude Water Cherenkov Observatory in Mexico.

How a photodetector will diagnose urinary infections faster

A fast and accurate way to diagnose urinary tract infections, a puzzling discovery about the sun, and more in this edition of Science Notebook.
R. Ramachandran
The probe is designed for specific detection of acetylcholinesterase, a crucial enzyme that hydrolyses the neurotransmitter acetylcholine and is linked to Alzheimer’s progression.

Evidence of human hand in climate change found in upper stratosphere

How groundwater pumping has changed the earth’s tilt, a global network to share pathogen genomics data, and more in this edition of Science Notebook.
R. Ramachandran
Getty Images/iStockphoto

Non-sugar sweeteners have ill effects: WHO

Available evidence suggests that such sweeteners do not help reduce body fat and may lead to undesirable effects.
R. Ramachandran
A global hypoxia-induced surge of high-frequency oscillations in the brain of dying patients. (A) Absolute power of left anterior-mid temporal lobe (T3) before (S1) and after (S2 to S11) the withdrawal of ventilatory support.

Michigan University study detects signs of activity in dying brain

Researchers detected intriguing brain wave patterns in four patients who passed away in hospital.
R. Ramachandran
Photo-induced crystal melting with luminescence evolution.

Crystal that melts under UV light

As it melts, it exhibits changes in luminescence and colour.
R. Ramachandran
China’s share in the Nature Index metric, the fraction of author affiliations in 82 high-quality research journals, has steadily risen since 2015, and it has now overtaken the US.

China on top in research articles

Its contributions to articles published in the Nature Index group of high-quality natural-science journals have been increasing since 2014.
R. Ramachandran
An artist’s impression of an aurora on the brown dwarf LSR J1835+3259 and its surrounding radiation belt. 

An extrasolar radiation belt, a la Van Allen, seen for the first time

It was seen using a coordinated array of 39 radio dishes from Hawaii to Germany.
R. Ramachandran
Dengue virus evolution in India.

Insights into the dengue virus in India

It is different from the strains in other countries, which were used to make vaccines there.
R. Ramachandran
A. Floatable  photocatalytic platforms are composed of bilayer structures: a photocatalytic layer and a supporting layer. B. The porous structure of the platform. C. The porous structure of the platform features floatability. 

A new platform to produce hydrogen

Hydrogen energy via photocatalytic production promises sustainable green energy.
R. Ramachandran
The 200 kVA superconductor based power generator developed by BHEL. Hyderabad.

Palladates the new likely hunting arena for superconductors

A study finds that superconductivity can be attained at higher temperatures with palladates than the previously heralded nickelates.
R. Ramachandran
Purified Photorhabdus Virulence Cassettes imaged using transmission electron microscopy.

Bacterial ‘syringes’ for drug delivery in humans

The system could potentially deliver gene therapies and cancer therapies in a safe and efficient way.
R. Ramachandran
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