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TETHERED SATELLITE SYSTEM
In 1996, Columbia reeled out a satellite on a 19.7-km conducting tether; the line snapped after nearly 5 hours of data, but the system reached about 3,700 volts- In 1994, the space shuttle Discovery held a Wake Shield disk behind it while still attached to its robot arm; the facility produced 5 good semiconductor films
- Europe unveils a new tank to neutralise drones: Check how US, Russia, China and India are arming heavy armour for future warfare
- How a broke, outgunned nation turned cheap drones into the most feared weapon on EarthDrone warfare: Russia-Ukraine war has reached extreme intensity with nearly 10,000 drones used daily across frontlines. This rapid drone wa...19 May, 2026, 10.58 PM IST
- What are fibre-optic drones, and how do they work? Hezbollah deploys cable-guided attack drones to evade Israeli air defencesWhat are fibre-optic drones, and how do they work? Fibre-optic drones are cable-guided attack drones used by Hezbollah against Israeli troo...01 May, 2026, 12.43 AM IST
- Indian Army plans 30 drone types to counter evolving battlefield threats in future warfare scenarios; check full listThe Indian Army has unveiled a comprehensive Technology Roadmap for Unmanned Aerial Systems and Loitering Munitions, detailing requirements...07 Apr, 2026, 03.53 PM IST
- Is Space Junk Becoming a Ticking Time Bomb Above Our Heads?Earth's orbit is increasingly cluttered with dangerous space debris, threatening vital satellite services. Engineers are developing innovat...27 Feb, 2026, 10.33 PM IST
- Should you buy Bitcoin at $87,000? Tax implications, risks and investment strategies for Indian investorsA price fall may look tempting, but Bitcoin’s new links to macro markets demand a different kind of caution.22 Dec, 2025, 06.30 AM IST
- Scope for domestic industry to indigenise solutions in maritime air domain: Chief of Naval StaffIndian Navy Chief Admiral Dinesh K Tripathi emphasized the significant growth in maritime air capabilities and urged domestic industries to...12 Feb, 2025, 01.08 PM IST
- Mumbai-based startup Manastu tests its green propulsion system in spaceMumbai-based Manastu Space successfully test-fired its Vyom 2U thruster onboard the PSLV Orbital Experimental Module-4 (POEM) on New Year's...01 Jan, 2025, 01.33 PM IST
- IN-SPACe link to experiments by startups in spaceThe PSLV Orbital Experiment Module (POEM) will carry 24 experiments, including 14 from ISRO and 10 from non-government entities (NGEs), cov...28 Dec, 2024, 05.19 PM IST
- ISRO to study how crops grow in space on PSLV-C60 missionISRO's PSLV-C60 mission will launch twin satellites for space docking technology demonstration. The PSLV's fourth stage, POEM-4, will host ...22 Dec, 2024, 07.30 PM IST
- Musk lavished time, attention & tens of millions of dollars on Trump’s reelection. What's in it for him?Musk is deeply investing resources to support Donald Trump's reelection, raising concerns about potential conflicts of interest. Musk’s sig...04 Nov, 2024, 06.42 PM IST
- A pivot to China saved Elon Musk. It also binds him to Beijing.Elon Musk's intricate relationship with China through Tesla's Shanghai venture showcases both success and challenges. Musk's endeavors, inc...27 Mar, 2024, 10.05 AM IST
- Tech-ing Stock: India Mobile Congress 2023 showcases next-gen tech marvelsThe India Mobile Congress 2023 saw large telcos and big companies, along with emerging startups, vie for attention with their innovations. ...05 Nov, 2023, 09.08 AM IST
- Apple partner Globalstar taps former Qualcomm executive Paul Jacobs as CEOJacobs, 60, is also a board member of IPO-bound chip firm Arm and will replace David Kagan, who is retiring after about 5 years as CEO.29 Aug, 2023, 07.30 PM IST
- China balloon: Many questions about suspected spy in the skyThe United States says it is a Chinese spy balloon without a doubt. Its presence prompted Secretary of State Antony Blinken to cancel a wee...04 Feb, 2023, 06.44 PM IST
- Chinese balloon advanced, hard to shoot down: US expertA second Chinese surveillance balloon was later spotted over Latin America, the Pentagon said, without specifying its exact location.04 Feb, 2023, 01.40 PM IST
- Billionaire Jared Isaacman, who flew SpaceX last year, is all set to go back into orbitIsaacman did not specify how high his next capsule would reach.15 Feb, 2022, 08.31 AM IST
- Now, some plane predictionsJust after dawn in an open field, Calvin Meadows tugs a cotton tether to send aloft a 6-foot helium balloon that will carry weather instrum...31 Oct, 2006, 12.02 AM IST
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