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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 4

Image of a reactor that can convert carbon dioxide into syngas using waste plastic

This solar-powered reactor can turn air into fuel, plastic into skincare ingredientSubscriber Only

June 19, 2023 20:30 IST

Cambridge researchers have developed a solar-powered reactor that uses plastic waste to convert carbon dioxide into a useful sustainable fuel.

Tue, Jun 20, 2023

Homo naledi, long-lost human species, buried their dead and carved cave symbols, say scientistsSubscriber Only

June 06, 2023 15:28 IST

While we already know a lot about the Neanderthals, Homo naledi are a recent discovery.

Fri, Jun 09, 2023

Makers of toxic ‘forever chemical’ PFAs knew dangers but covered them up, reveals investigationSubscriber Only

June 03, 2023 14:11 IST

“Per- and polyfluoroalkyl substances,” (PFAs) also known by the moniker of forever chemicals, have pervaded every part of the world. Now, a new study has revealed that the makers of these chemicals knew about their toxicity and did nothing.

Fri, Jun 09, 2023

Pandemic shutdowns lowered emissions but resulted in heightened climate warming: StudySubscriber Only

June 02, 2023 18:45 IST

The pandemic shutdowns led to cleaner air but also increased climate warming in the short term, according to a new study.

Fri, Jun 02, 2023

A man staring at a laptop screen in the dark

Using the dark web, online ads and internet therapy to prevent child sexual abuseSubscriber Only

May 30, 2023 15:19 IST

A new online program hopes to prevent child sexual abuse before it happens by helping people who struggle with their sexual urges involving children.

Sat, Jun 17, 2023

Giant underwater landslides in Antarctica caused by past climate change: StudySubscriber Only

May 26, 2023 16:01 IST

Giant underwater landslides in Antarctica, which could have caused tsunami waves that went across the southern hemisphere hundreds of thousands of years ago, could have been passed by past landslides.

Sat, May 27, 2023

Life on Earth may have been created by extremely powerful solar flaresSubscriber Only

May 25, 2023 16:31 IST

From the Sun to Earth: How powerful solar eruptions may have sparked the origin of life on our planet”

Fri, Jun 02, 2023

Fuel from sunshine: Cambridge scientists make liquid fuels from solar powerSubscriber Only

May 22, 2023 15:02 IST

Cambridge researchers develop ‘artificial leaf’ that converts sunlight into propanol and ethanol, replicating photosynthesis to produce a clean fuel.

Thu, May 25, 2023

New ultrasonic sensor could be a breakthrough for deep tissue monitoringSubscriber Only

May 19, 2023 15:43 IST

The stretchable ultrasonic array developed by researchers can facilitate 3D imaging of tissues as deep as four centimetres below the surface of the skin.

Mon, May 22, 2023

Picasso painting, the Met & the internet: How Jewish art collectors’ great grand niece uncovered artwork lost during Nazi eraSubscriber Only

May 09, 2023 17:10 IST

Laurel Zuckerman, the great-grandniece of German-Jewish art collectors, is using errors in artwork provenance data to identify art that was either looted or sold under duress during the Nazi's third reich.

Fri, May 12, 2023

A person's hands are visilbe. One holds coffee while the other holds a phone with Facebook on the screen. There is a desk in the background with a laptop on it.

‘Bypassing’ misinformation might be as effective as refuting it, finds new studySubscriber Only

May 03, 2023 14:30 IST

When you see some misinformation online, bypassing it with separate facts and figures might be as effective as tackling it head-on.

Wed, May 03, 2023

Image of Moon with black space in the background

Japan’s Hakuto, India’s Vikram & Israel’s Beresheet: Moon landers that never made itSubscriber Only

April 26, 2023 16:38 IST

Japan's Hakuto is not the only recent lunar mission that failed to achieve a soft landing on the Moon.

Sat, Apr 29, 2023

Scientists are engineering plants to produce ‘sex perfume’ to replace pesticidesSubscriber Only

April 21, 2023 18:13 IST

Researchers are engineering tobacco plants to produce moth pheromones that could potentially be used to create traps that can lure the insects as a replacement for harmful pesticides.

Thu, Apr 27, 2023

Boeing’s debut crewed Starliner launch delayed to July 21: NASASubscriber Only

March 30, 2023 07:08 IST

NASA announced during a press conference that the Boeing Starliner's debut crewed mission launch has been delayed to July 21 due to the certification process required for the spacecraft's parachute systems.

Thu, Mar 30, 2023

Painting of Ludwig van Beethoven in an article about his genome sequencing

Beethoven’s DNA reveals clues about his health, death and infidelity in familySubscriber Only

March 22, 2023 20:30 IST

Researchers have used five matching locks of hair from celebrated composer Ludwig Van Beethoven to sequence his genome for the first time. In the process, they have discovered clues about his health, death and even the possibility of an extramarital child in his parental lineage.

Sat, Mar 25, 2023

Robots took over as mental wellbeing coaches at this tech firmSubscriber Only

March 15, 2023 17:38 IST

Researchers at the University of Cambridge made two different robots act as mental wellbeing coaches at a tech consultancy firm. The results of the research will help them envision their goal of creating a fully-autonomous robot mental wellbeing coach.

Sat, Mar 18, 2023

Self-driving cars to collaborate with humans? Researchers test new system focused on engagementSubscriber Only

February 18, 2023 20:00 IST

A collaborative steering system developed by the researchers integrates information from the vehicle’s steering column apart from data from cameras, radar, and LIDAR.

Sat, Feb 18, 2023

New ‘artificial skin’ is more sensitive than human skin in some waysSubscriber Only

February 07, 2023 17:10 IST

Researchers have developed an "artificial skin" that is more sensitive than human skin in some ways. A robot equipped with the skin was able to differentiate between materials like polymers, metals, and human skin without "touching" them.

Tue, Feb 07, 2023

New nanoscience could present a massive leap for photonic quantum computingSubscriber Only

February 02, 2023 17:37 IST

Researchers have developed a nanoscopic technology that could present a massive leap for "photonic quantum computing" — they have successfully managed to get two entangled quantum light sources.

Sun, Feb 05, 2023

This ‘fairy’ robot flies with the power of light and wind and could pollinate plantsSubscriber Only

February 01, 2023 14:17 IST

Researchers have developed a tiny flying robot that is powered by the wind and can be controlled using light.

Wed, Feb 01, 2023

‘Nitrate radicals’ are likely making air pollution worse in China, IndiaSubscriber Only

January 26, 2023 21:30 IST

A new study has found that parts of India and China are hotspots for the night-time production of nitrate radicals that can increase the amount of deadly ozone and PM2.5 particulate matter in the atmosphere.

Fri, Jan 27, 2023

From Sundar Pichai to Satya Nadella: How big tech CEOs justified layoffsSubscriber Only

January 21, 2023 11:31 IST

In the last few months, big tech companies, including Google, Amazon, Meta and Microsoft, laid off tens of thousands of workers. Here is how the CEOs of these companies justified the downsizing.

Tue, Jan 24, 2023