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CARBON DIOXIDE BATTERIES
From driverless cars to Mars-ready batteries, young Indians push tech frontiers- Cheaper to run, but costlier to buy? New CAFE III rules kick in from April 2027; here's how your next car could be affected
- Adani Green Energy H1 Update: Operational capacity rises 24% YoY to 20,763 MW, energy sales jump 32%
- In 2008, Leonardo DiCaprio bought into a Manhattan building with solar power and filtered air; 6 years later, he bought the neighboring apartment for $8 millionActor Leonardo DiCaprio has made a notable investment in sustainable living by purchasing apartments in the eco-friendly Riverhouse buildin...12 Sep, 2026, 01.10 PM IST
- Machinist Edwin Budding patented a lawnmower in 1830; rotating blades used to finish woolen cloth gave him the mechanism for cutting grass evenlyIn 1830, Edwin Budding revolutionized lawn care by inventing the lawn mower, a clever adaptation of a machine designed for trimming cloth. ...09 Sep, 2026, 02.50 PM IST
- In 2017, UC Riverside turned waste glass bottles into lithium-battery anode material; one bottle could supply 3-5 pouch cells, while coin cells kept 1,420 mAh/g after 400 cyclesEngineers have ingeniously repurposed discarded glass bottles, converting them into battery anode material. This innovative method turns wa...06 Sep, 2026, 02.20 PM IST
- In 1970, NASA launched two bullfrogs into orbit to study vestibular function; over six days, the animals provided hours of data on balance in weightlessnessIn 1970, an extraordinary experiment sent two frogs, Pierre and Tee-Nom, into orbit around Earth. Researchers closely examined their inner ...04 Sep, 2026, 08.22 PM IST
- In 2023, Rice researchers flashed mixed waste plastic for about 4 seconds at 3,100 K; the process recovered up to 68% of its hydrogen at purities reaching 94% and produced grapheneA group of researchers has pioneered a groundbreaking technique that transforms landfill plastic into hydrogen gas, a valuable energy sourc...04 Sep, 2026, 02.28 PM IST
- In 2021, NREL fermented food waste into volatile fatty acids and catalytically upgraded them to jet fuel; the SAF was estimated to cut net carbon emissions by up to 165% when landfill disposal was assumedA groundbreaking approach has been created by scientists to transform food waste into eco-friendly aviation fuel. This cutting-edge techniq...01 Sep, 2026, 07.40 PM IST
- These mid-cap stocks with ‘Strong Buy’ & ‘Buy’ recos can rally over 25%, according to analystsGiven the possibility of hostilities resuming in the Gulf region, focus on risk management in the market. Why? Because fresh hostilities wi...27 Aug, 2026, 12.17 PM IST
- ET Startup Awards 2026 | Social Enterprise: Varaha delivers carbon dollars to smallholder farmersVaraha is helping farmers adopt sustainable farming practices such as regenerative farming, tree planting, biochar and enhanced rock weathe...27 Aug, 2026, 06.00 AM IST
- In 2025, Mowi launched Chile’s first floating-solar salmon farm. 1 year later, solar and batteries cover 57% of its power needs and are expected to cut diesel use by 36,750 gallons a yearA salmon farm in southern Chile now uses floating solar panels and batteries. This system supplies approximately fifty-seven percent of the...25 Aug, 2026, 04.50 PM IST
- In 1970, Apollo 13 used a wristwatch to time a 14-second burn without computer guidance. 56 years later, the manual maneuver remains a textbook survival feat and a NASA legendWhen Apollo 13 Went Dark, a Mechanical Wrist watch Saved the Mission. After an explosion crippled their spacecraft, the crew powered down t...25 Aug, 2026, 12.01 AM IST
- IIT Delhi engineer develops fridge that runs without truck engine, cuts cooling costs by 75%A post on X has highlighted Yotuh Energy, a company co-founded by IIT Delhi biotechnology graduate Shaivee Malik, which has developed a bat...23 Aug, 2026, 01.01 PM IST
- In 15 days, Cornell-engineered bacterium broke down olivine and extracted 75% of its magnesium, while releasing nickel and cobalt and forming a carbon-storing mineral that could link mine waste to cleaner batteriesA Cornell-engineered bacterium rapidly weathers olivine, extracting magnesium and releasing critical metals. This process also forms a carb...18 Aug, 2026, 08.19 PM IST
- Scientists built a battery-free device that turns sunlight into fuelResearchers at Osaka Metropolitan University have developed a battery-free artificial photosynthesis system that continuously converts sunl...15 Jun, 2026, 11.59 AM IST
- Weak growth in carbon dioxide emissions in 2019 due to an unexpected decline in global coal useDespite the slowdown, global carbon dioxide emissions are projected to rise by 0.6 percent in 2019. This increase though substantially lowe...04 Dec, 2019, 09.43 PM IST
- Very soon Bengaluru may need an 'Air' liftBengaluru’s air quality has improved in the last two years, says Karnataka State Pollution Board (KSPCB)07 Dec, 2018, 10.48 AM IST
- New research punctures electric cars' greenhouse gas claimsWhile electric cars are emission-free on the road, they still discharge a lot of the carbon dioxide just like conventional cars.18 Oct, 2018, 07.28 AM IST
- Simple one-step process to convert water, carbon dioxide into fuelThis simple and inexpensive new sustainable fuels technology could potentially help limit global warming by removing carbon dioxide from th...23 Feb, 2016, 12.54 PM IST
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