Wishes grow on cellulose

Here is one battery that will revolutionize the use of paper

Battery prices falling sharply, says report

Cheaper batteries mean more sectors will get electrified with renewable energy, the analysis notes

New lithium battery can add 322 km to electric cars in 10 minutes

New method overcomes main obstacle to extreme fast charging, Lithium plating, which happens at high charge rates and significantly reduces …

Better lithium-ion batteries on the cards

IIT Hyderabad scientists developed a set of new electrodes that promise to help produce lithium ion batteries with higher energy densities

Power punch

Bismuth improves storage capacity of iron batteries

Lithium extraction should be sustainable

In our efforts to make the planet cleaner, we cannot repeat the mistakes we made with fossil fuels

Why electric is better

A comparative study between an internal combustion engine and an electric powertrain shows why electric vehicles are the future

Chemistry Nobel for development of lithium-ion batteries

John B Goodenough, M Stanley Whittingham and Akira Yoshino are recipients of the prize for 2019

That small battery you love to use may be deadly. Here's why

Lack of segregation and disposal norms mean most AA batteries end up in landfills, polluting our air and water

High on power

Lithium-ion battery would be doubly efficient in near future

Low-volt chip for longer cell phone battery life

Green tribunal bans use of gas, electronic cutters in dismantling machinery in Delhi's Mayapuri scrap market

Orders MoEF to install scanners to prevent recurrence of radiation mishaps like the one in 2010

Here come ultra-fast charging batteries

These batteries can be recharged up to 70 per cent in only two minutes and is 10 times more lasting when compared to existing lithium-ion batteries

Science and Technology - Briefs

Towers of pollution

60 per cent of telecom towers in India are powered by diesel

Big response to solar power plan

Uttarakhand gets applications for 65 per cent of its target in 15 days of launching scheme

Science and Technology - Briefs

Science and Technology - Briefs

Science and Technology - Briefs

Science & Technology - Briefs

Science and Technology - Briefs

Mercury treaty still sketchy

While experts welcome the Minamata Convention for phasing out mercury, they believe it might not be enough

Two technologies that shape our future

Battery and meters are two widely used technologies, yet no one stops to think how they work. They determine our future. They dictate how we …

Letters

Let solar shine

Census 2011 throws light on the darkness across India. Of the 246 million households, 67 per cent get electricity from the grid, while 31 per …