Karl Jansky tracked radio static with a rotating antenna. Image credit – Wikimedia Simple engineering tasks often lead to massive discoveries. This was the case for the engineer Karl Jansky. He was employed at Bell Telephone Laboratories in New Jersey in 1933 to ascertain the source of radio interference affecting long-distance communication.As part of accomplishing…
The hidden reason rulers leave a small space before the zero mark. Image credit – Gemini It seems that one of the most obvious instruments of everyday life is a ruler. However, many people have already noticed the presence of an intriguing feature in rulers. This gap before the zero mark is not just a…
The USS Samuel B. Roberts, discovered in 2022 at a depth of seven kilometers, is the deepest shipwreck ever found. Extreme pressure and cold in the Hadal Zone significantly slow down decay, preserving the ship. Image Credits: Wikimedia Commons The exact location of the USS Samuel B. Roberts, or “Sammy B,” was a point of…
A chemist’s accidental discovery in 1938 led to the creation of Teflon. This material, initially a secret industrial substance, later revolutionized cookware with non-stick frying pans. While offering convenience, its environmental impact is now a concern. The invention highlights how curiosity can transform unexpected outcomes into global successes, impacting everything from satellites to everyday kitchenware….
Scientists have discovered ancient DNA, some dating back two million years. This DNA, found in Siberian permafrost and Greenland ice, offers a glimpse into Earth’s past. There is something quite magical about the idea of the time capsule. We imagine metallic containers buried underground in school yards full of letters and old coins. However, nature…
NASA’s Perseverance has captured a sweeping new panorama of a rugged Martian region nicknamed “Crocodile Bridge”, revealing one of the oldest known landscapes on Mars in remarkable detail. The 360-degree mosaic, created using the rover’s Mastcam-Z camera system, combines 980 images captured across multiple Martian days, or sols. Located on the rim of Jezero Crater,…
Cyborg Botany is emerging as a new field of research where plants are being developed into interactive living technology. At the Massachusetts Institute of Technology, scientists are exploring ways to combine natural plant systems with advanced sensors and materials. This approach allows plants to respond to touch, detect movement, and even interact with digital devices….
Residents in Jonggol, Indonesia, were left stunned after vibrant “rainbow clouds” lit up the sky in videos that quickly went viral across social media. The unusual clouds displayed swirling bands of pink, green, blue and yellow, leading some viewers to suspect the footage had been created using artificial intelligence. Scientists, however, say the phenomenon was…
Laser technology has revealed a hidden world of sophisticated urban centers and extensive networks within the Amazon rainforest, challenging the long-held perception of it as an untouched wilderness. For years now, Amazon has been depicted as the “ultimate green hell.” The favourite explorer stories and textbooks always described it as an endless wilderness, which had…
Gottfried Wilhelm Leibniz The quote “Perceptions which are at present insensible may grow some day: nothing is useless, and eternity provides great scope for change,” by Gottfried Wilhelm Leibniz, may seem complicated at first, but it has a simple and strong idea about how change works in life. Leibniz, a prominent 17th-century philosopher, frequently examined…
