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International

Journalism of Courage

Sethu Pradeep

Sethu Pradeep lives in Kochi, and he covers science, technology and the business of technology for indianexpress.com. He holds a Bachelor's degree in Media and Communication from the Manipal Institute of Communication with a specialisation in print journalism. Apart from writing deeply reported original articles, Sethu also writes "Watch this space," a popular weekly column aimed at people who want to know more about the universe and human efforts to explore it. When he is not writing about cutting-edge science and technology, he can be found at the kickboxing gym. You can follow him on Twitter @theSethu and on LinkedIn.

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More From Sethu Pradeep - Page 6

NASA’s Double Asteroid Redirection Test successful: DART crashes into DimorphosSubscriber Only

September 27, 2022 08:28 IST

NASA DART Mission Success:: The DART spacecraft successfully crashed into the asteroid Dimorphos in what is humanity's first successful planetary defence test.

Tue, Sep 27, 2022

A sound recording device made out of a Raspberry Pi and other components being used to monitor biodiversity in a forest.

How researchers are monitoring biodiversity from far away by ‘listening to the forest’Subscriber Only

September 26, 2022 14:24 IST

Researchers have developed an open-source technology that makes use of sound recorders and machine learning models to record a "biodiversity soundscape" of a region.

Mon, Sep 26, 2022

using a mobile camera and flash tom measure blood oxygen saturation levels

Smartphone cameras and flashes could be used to measure blood oxygen levels in the futureSubscriber Only

September 21, 2022 17:33 IST

Researchers have conducted a proof-of-principle study where they used a smartphone camera and its flash module to measure the blood oxygen saturation levels of test participants.

Wed, Sep 21, 2022

NASA’s DART: Humanity’s first planetary defence system testSubscriber Only

September 13, 2022 12:10 IST

NASA’s DART (Double Asteroid Redirection Test) mission will be the first demonstration of a method that could be used to protect Earth from asteroids that could pose a threat to it in the future.

Tue, Sep 13, 2022

Scientists develop simple technology to produce hydrogen gas at room temperatureSubscriber Only

September 12, 2022 20:06 IST

Researchers have developed a technique to produce hydrogen from water at ambient temperatures without the need for electricity.

Tue, Oct 11, 2022

Image of coral in the Great Barrier Reef

Using citizen science and artificial intelligence to help conserve the Great Barrier ReefSubscriber Only

September 07, 2022 17:30 IST

Researchers are leveraging citizen science and artificial intelligence to help Great Barrier Reef conservation efforts.

Thu, Sep 08, 2022

The experimental setup used to transfer power wirelessly with infrared light

Researchers in South Korea transmit power wirelessly using infrared lightSubscriber Only

September 06, 2022 15:10 IST

A team of researchers from Sejong University in South Korea successfully demonstrated a system that can wirelessly send power over a distance of 30 metres using infrared light.

Thu, Sep 08, 2022

Representative image that aims to depict a parkinson's patient and how an artificial intelligence model can detect it.

MIT’s new AI model can successfully detect Parkinson’s diseaseSubscriber Only

September 05, 2022 18:52 IST

A new artificial intelligence model developed by researchers at MIT shows great promise in detecting Parkinson's diesease from breathing patterns.

Thu, Sep 08, 2022

A researcher holding up an uncoated and coated tomato to illustrate how the coating helps preserve produce for longer.

IIT Guwahati researchers develop edible coating to extend fruits and vegetables’ shelf lifeSubscriber Only

September 01, 2022 12:40 IST

IIT Guwahati researchers have developed a non-toxic and edible coating that was found to extend the shelf life of fruits and vegetables during laboratory tests.

Fri, Sep 02, 2022

The Artemis mission's SLS rocket's RS--25 engines can be seen here.

NASA Artemis 1 launch aborted due to malfunctioning engine: What went wrongSubscriber Only

August 29, 2022 18:20 IST

NASA Artemis 1 Launch Postponed, Nasa Artemis I launch: NASA's Artemis 1 mission has been postponed due to a malfunctioning core stage RS-25 engine. Here is what went wrong.

Mon, Aug 29, 2022

A device that generates electricity from the moisture in air is being tested in this image.

Fabric device that generates electricity using moisture in air could replace batteriesSubscriber Only

August 26, 2022 12:00 IST

Researchers built a fabric-based device that can generate electricity from the moisture in the air.

Sun, Aug 28, 2022

Explained: What are ‘forever chemicals’ that are contaminating rainwater globally?Subscriber Only

August 21, 2022 14:31 IST

According to the US Centre for Disease Control and Prevention (CDC), PFAs are man-made chemicals used to make nonstick cookware, water-repellent clothing, stain-resistant fabrics, cosmetics, firefighting forms and many other products that resist grease, water and oil.

Mon, Aug 22, 2022

Rainwater globally is too contaminated for human consumption: StudySubscriber Only

August 19, 2022 15:07 IST

New research suggests that rainwater around the world is contaminated by per- and polyfluoroalkyl substances (PFAs) much higher than safe levels, leaving it unfit for human consumption.

Fri, Aug 19, 2022

Ola Electric Car competitors: A look at top Electric cars in India, and what the competition looks likeSubscriber Only

August 16, 2022 15:42 IST

Ola Electric announced its plan to launch a car in 2024 during an Independence Day livestream. But it will face stiff competition from these cars that are already plying the roads of the country.

Tue, Aug 16, 2022

WorkInSync wants to simplify the hybrid work model for employeesSubscriber Only

August 07, 2022 17:30 IST

WorkInSync is a workplace management tool that is designed to simplify the hybrid work experience for everybody involved.

Sun, Aug 07, 2022

Nasa on building a nuclear reactor in space and what’s nextSubscriber Only

July 25, 2022 13:02 IST

Here is how NASA plans to build a nuclear fission surface system on the moon to pave the way for long-duration missions to the Moon, Mars and beyond.

Tue, Jul 26, 2022

The parasitic fungus that encourages houseflies to mate with ‘corpses’Subscriber Only

July 20, 2022 16:57 IST

After it infects a housefly, the fungus takes control of the host's behaviour within days, essentially turning the housefly into a 'zombie'.

Wed, Jul 20, 2022

Large Hadron Collider at the European Organisation for Nuclear Research

“Everyone wants to look for a signal that goes beyond the standard physics model”: Scientist at Large Hadron ColliderSubscriber Only

July 18, 2022 14:38 IST

Nicola Neri, a senior member of the LHCb experiment, spoke to indianexpress.com about the Large Hadron Collider, the three new particles it discovered and why scientists are hoping it will yield discoveries that break the standard model of particle physics.

Tue, Jul 19, 2022

Inspired by honeybees, scientists teach robots to communicate with ‘waggle dance’Subscriber Only

July 10, 2022 17:36 IST

An international team of researchers took inspiration from honeybees to teach robots to understand human gestures and relay them on with their own "waggle dance."

Mon, Jul 11, 2022

This fabric can generate electricity from your movements to power wearablesSubscriber Only

June 24, 2022 12:52 IST

Tapping a 3x4 cm piece of stretchable and washable fabric generated enough electricity to light up to 100 LEDs.

Fri, Jun 24, 2022

Meet ViaGen, the company that will clone your beloved petSubscriber Only

June 21, 2022 16:41 IST

Here is how ViaGen pets can clone your pets even after they pass away.

Thu, Jun 23, 2022

This tiny ‘crab’ is the world’s smallest remote-controlled robotSubscriber Only

June 09, 2022 13:28 IST

The crab-shaped robot is smaller than a flea and can bend, twist, crawl, walk, turn and jump.

Sun, Jun 12, 2022

A silicon chip with 30 individual glucose micro fuel cells. (Image credit: Kent Dayton / MIT)

This ultrathin fuel cell could power body implants with electricity from blood glucoseSubscriber Only

June 02, 2022 14:35 IST

This fuel cell can convert the glucose in your blood into electricity so that medical implants and other in-body sensors can be powered without using batteries.

Mon, Jun 06, 2022