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WATER BALLAST SYSTEM
In 1888, a German city built a railway that climbs without an onboard engine: 1,849 gallons of water weigh one car down enough to pull the other 272 feet uphill- In 2017, engineers put a 1MW power machine shaped like a giant floating bird off Scotland; it ran for 2 years, riding out an 18.7-metre wave, before sinking
- In Poland, engineers used a 3,500-ton concrete cradle to launch a giant boring machine beneath Łódź; the 2.9-mile tunnel will carry high-speed trains under the city without tearing up its streets
- In March 1945, USS Trigger sank in the East China Sea; 81 years later, restoration work on USS Silversides uncovered a flood valve that appears to connect the surviving boat to its lost sisterHistoric submarine restoration has uncovered a remarkable World War II mystery. Workers found a flood valve stamped with the name USS Trigg...18 Aug, 2026, 06.46 PM IST
- Indian Railways' safety measures yield results: 58% drop in signalling failures contribute to sharp decline in accidentsIndian Railway is continuously modernizing current infrastructure of its signalling system to improve reliability. Electronic Interlocking ...07 Feb, 2026, 09.46 AM IST
- Mukul Agrawal’s newest stock bet is up 10% in just 2 sessions. Do you own?Despite pressure on smallcap stocks for most of 2025, Agrawal’s portfolio featured five multibagger names during the year, namely– Oseal De...13 Jan, 2026, 01.59 PM IST
- HCC shares surge over 8%, extend rally for third day after securing major Railways contractHindustan Construction Company shares climbed for a third straight session after its joint venture secured a Rs 901 crore railway tunnel pr...22 Dec, 2025, 11.11 AM IST
- India to test country’s first manned deep-sea submersible, Matsya-6000, off Chennai coast next yearIndia is set to join an elite group of nations with deep-sea exploration capabilities as two NIOT scientists prepare to pilot the indigenou...20 Nov, 2025, 02.13 PM IST
- Tim Cook responds after Apple Watch Ultra saves Mumbai diver’s lifeA Mumbai-based financial analyst, Kshitij, narrowly escaped a fatal scuba diving accident in Pondicherry when his weight belt came loose, t...07 Oct, 2025, 02.00 PM IST
- Lok Sabha clears Indian Ports Bill, 2025 to modernize management and enforce environmental safeguardsThe Lok Sabha has approved the Indian Ports Bill, 2025. This new law will replace the old Indian Ports Act of 1908. It aims to modernize an...12 Aug, 2025, 03.46 PM IST
- Allcargo Group plans to achieve carbon neutrality by 2040As per Allcargo Group's latest Environmental, Social, and Governance (ESG) report, the company has aimed to achieve carbon neutrality by 20...26 Oct, 2023, 07.29 PM IST
- World losing high-stakes fight against alien speciesInvasive species that wreck crops, ravage forests, spread disease, and upend ecosystems are spreading ever faster across the globe, and hum...04 Sep, 2023, 06.22 PM IST
- The Titan: Specifications, Capabilities, Cost, Safety; all about the submersible that vanished during a dive to Titanic shipwreckThe deep-sea submersible Titan, carrying five crew members, imploded near the Titanic wreckage in the North Atlantic, resulting in the loss...28 Jun, 2023, 03.00 PM IST
- Samudrayaan mission details: India to send humans 6,000 metres deep in oceanThe manned submersible will allow scientific personnel to observe and understand unexplored deep-sea areas by direct interventions. Further...06 Aug, 2022, 05.11 PM IST
- Tata Power Renewables commissions 300MW solar plant in GujaratThe project will generate 774 MUs (million units) annually. Along with this, it will reduce approximately 704340 MT/year (tonnes per annum)...04 Apr, 2022, 01.18 PM IST
- Oil tanker owners are scrapping the most ships in decadesWhile the demolition surge reflects the worst charter rates for owners in decades, scrapping often helps set the stage for market recoverie...02 Aug, 2018, 08.16 AM IST
- New 'thinking' robotic sea turtle developedIndian-origin researchers have developed a next-generation 'thinking' robotic sea turtle capable of performing complicated tasks such as su...29 Dec, 2014, 02.27 PM IST
- Colfax opens Defense Centre of Excellence in MumbaiThe Colfax Defense Solutions business offers its customers a broad portfolio of pumps, valves and controls.27 Oct, 2009, 02.52 PM IST
- Cleantech firms gearing up for bigger opportunitiesEmerging Indian cos in the cleantech sector couldn’t have asked for better times—their business becomes more relevant and profitable in an ...17 Nov, 2008, 12.00 AM IST
- Never too late to change colours at homeExpert says that there are several measures that can be taken to ensure the buildings in a developed city like Delhi are environment friend...21 Apr, 2008, 03.05 AM IST
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