In 1933, Bell Labs engineer Karl Jansky followed a faint radio hiss, and this discovery opened the door to radio astronomy |

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…

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In 1928, Alexander Fleming noticed a strange mould on a petri dish, and this observation launched the antibiotic era |

What discovery led to penicillin and modern antibiotics. Image credit – Wikimedia One of the most significant discoveries in the field of medicine was achieved in 1928 by Alexander Fleming. It was not the result of an intentionally conducted experiment but happened accidentally during Fleming’s work in his laboratory in St. Mary’s Hospital, London.Fleming noticed…

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In 1938, Roy Plunkett found a frozen gas cylinder and discovered Teflon, changing everything from space suits to frying pans |

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….

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‘Crocodile Bridge’ on Mars: NASA’s Perseverance rover captures a mysterious ancient region on the Red Planet |

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,…

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