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RADIO SIGNALS
In 1898, an immigrant engineer invented wireless technology, created a battery-powered boat and operated it with a pocket-size remote while everyone thought it was magic: How Nikola Tesla demonstrated the world's first radio-controlled vessel 'Telautomaton'?- Why people are wrapping car keys and wallets in aluminum foil; what is the reason and does it really work?
- She was an actress, a scientist and was called world's most beautiful woman. Few knew her invention shaped Bluetooth, GPS and modern Wi-Fi. Who is she?
- 1.4 billion kilometers from the Sun, Titan has rain, rivers, and 100-meter-deep lakes, but the liquid is methane, not waterNew research reveals Titan's polar seas have shifting liquid compositions. Rivers deliver methane-rich liquid near coastlines, while open s...27 Jul, 2026, 06.12 PM IST
- Why are more people wrapping their wallets in aluminum foil to help block wireless theftMany modern wallets contain wirelessly readable items like identification cards. These chips can transmit unique identification numbers ove...24 Jul, 2026, 05.22 PM IST
- In 1909, the Eiffel Tower was set to be demolished. Here's how a radio saved the world's most-visited monumentThe Eiffel Tower was initially intended for demolition after twenty years. Its creators faced significant opposition from artists and write...24 Jul, 2026, 01.59 PM IST
- Donald Trump finds a new way to impose tariffs but Asia isn't buying the reasonUS President Donald Trump's new tariffs of 10% to 12.5% on imports from 60 trading partners, including India, have sparked criticism from J...24 Jul, 2026, 01.36 PM IST
- Houthis claim attacks on Saudi tankers in Red Sea, raising risk of new chokepoint in Iran warHouthi militants claimed strikes on two Saudi oil tankers, raising Red Sea shipping risks. The United States launched new strikes on Iran, ...24 Jul, 2026, 12.51 PM IST
- Meet the 'most beautiful woman in the world' Hedy Lamarr: The Hollywood icon who escaped Nazi Europe, invented a World War II radio signaling system and earned the title 'mother of Wi-Fi'Hedy Lamarr, a famous Hollywood actress, was also a brilliant inventor. Hedy escaped Nazi Europe and developed a frequency-hopping communic...23 Jul, 2026, 03.31 PM IST
- Why putting aluminum foil around an electronic passport can stop its chip from being read while closedWrapping passports in aluminum foil creates a Faraday cage, blocking unauthorized RFID reader access. US e-passports already feature built-...21 Jul, 2026, 05.49 PM IST
- Wrapping a hotel key card in aluminum foil: What it can shield and what it cannot preventWrapping hotel key cards in foil offers some protection against passive scans. However, this trick does not prevent advanced chip cloning t...21 Jul, 2026, 05.47 PM IST
- Could your aluminum foil hat actually boost certain signals instead of blocking them? The surprising MIT experiment reveals what science really says about the mind-control mythCould your aluminum foil hat actually boost certain signals instead of blocking them? A surprising MIT experiment found that, under specifi...20 Jul, 2026, 07.58 PM IST
- How aluminum foil can improve your Wi-Fi signals: Here are 7 tricksAluminum foil Wi-Fi boost: A simple kitchen foil trick can improve your Wi-Fi signal strength. Scientists at Dartmouth College formally tes...20 Jul, 2026, 02.56 PM IST
- Garry Sobers, cricket's greatest all-rounder, dies at 89Cricket icon Garry Sobers has died at the age of eighty-nine. He was widely regarded as the greatest all-round cricketer ever. Sobers achie...18 Jul, 2026, 12.16 AM IST
- Reliance Broadcast Network Limited unveils 'ONE BIG WORLD': India’s unified media & entertainment ecosystem for the AI-powered futureAnchored by the trust and legacy of BIG FM, the pioneering initiative integrates Radio, Multi-Format News Network, Digital Entertainment Pl...16 Jul, 2026, 03.36 PM IST
- Explained: 3 reasons why South Korea's Kospi crashed 6% todaySouth Korea's Kospi index experienced a significant decline of over six percent on Thursday. This downturn followed the Bank of Korea's fir...16 Jul, 2026, 03.08 PM IST
- An aluminum foil reflector can keep Wi-Fi signals inside your home, reducing signal leakage beyond the walls and improving wireless securityResearchers developed a low-cost reflector to redirect Wi-Fi signals effectively. This innovation helps confine wireless signals within des...15 Jul, 2026, 03.58 PM IST
- Broadcasters wary as TV services face telecom-style rulesNew draft rules propose telecom-style regulation for broadcasting services and internet-delivered television. Broadcasters worry about expa...15 Jul, 2026, 03.27 PM IST
- Space jam: 'Raspberry sugar' discovered near the centre of the Milky Way; what scientists say about life's building blocks forming before planets existedA sugar molecule found in raspberries has been detected near the Milky Way's center. This marks the first time the molecule has been identi...14 Jul, 2026, 01.46 PM IST
- Many people blame their internet provider when the stream stutters at dinnertime, but the microwave is the likely culprit; it runs at 2.45 GHz, the exact frequency your Wi-Fi might useMicrowave ovens can disrupt Wi-Fi signals on the 2.4 GHz band. This interference occurs because both devices use similar radio frequencies....13 Jul, 2026, 07.32 PM IST
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