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78 articles

The First Flight at Kitty Hawk

On the morning of Thursday, 17 December 1903, at a quarter past ten, on a stretch of soft sand at the base of the…

25 min read

The Voyager Probes

A spacecraft the size of a small car hangs against the deep black of interstellar space, the white parabolic high-gain antenna dish pointed back…

24 min read

180 Years of Scientific American

Scientific American, the American popular-science magazine, has been continuously published since its first issue on 28 August 1845, and the magazine is the oldest…

20 min read

The American Answer to Nature Magazine

Science, the peer-reviewed general scientific journal of the American Association for the Advancement of Science (AAAS), has been continuously published since its first issue…

19 min read

The Discovery of Penicillin

In September 1928 a mould that had drifted in through an open window killed the bacteria on a forgotten Petri dish; turning that observation…

19 min read

The Discovery of the Neutrino

On 4 December 1930, an Austrian theoretical physicist sat down at his desk in Zurich to write one of the strangest letters in the…

23 min read

The Transistor

For most of the first half of the twentieth century, the active element of every electronic circuit was a glass-and-metal vacuum tube: a heated…

25 min read

The First Artificial Satellite

The Rocket Race That Was Never Just a Rocket Race On the evening of 4 October 1957, a polished aluminium sphere the size…

23 min read

The Compact Disc

The Compact Disc was the consumer audio format that replaced the vinyl LP in the early 1980s. It was a five-inch,…

23 min read

The LIGO Gravitational Wave Detection

On 14 September 2015, at 09:50:45 UTC, the two detectors of the Advanced Laser Interferometer Gravitational-Wave Observatory recorded a signal that lasted a fifth…

21 min read

The James Webb Space Telescope

At a glance: the James Webb Space Telescope is a space-based infrared telescope launched on 25 December 2021 from the Guiana Space Centre near…

23 min read

The CERN Large Hadron Collider

A wide concrete cavern opens up beneath the Swiss-French border. Two bright steel cylinders, twenty-five metres long and fifteen wide, hang from overhead cranes…

23 min read

The ENIAC

The Moore School had been one of the leading electrical engineering schools in the United States since the 1920s.…

22 min read