Q What is the name of the scale used to measure the spice level of a chilli pepper? A Scoville Q Name the process that involves placing pot(...)

Jacobus Cornelis Haartsen: inventor of Bluetooth, the wireless networking system used by millions of people and billions of devices every day

The names of so many of the giants of the tech world trip off the tongue: Steve Jobs, Bill Gates, Mark Zuckerberg . . . But who exactly is Jaap Haarts(...)

The Soyuz TMA-16M spacecraft launches to the International Space Station with Expedition 43 Nasa astronaut Scott Kelly, Russian cosmonauts Mikhail Kornienko, and Gennady Padalka of the Russian Federal Space Agency (Roscosmos).Photograph: Bill Ingalls/Nasa via Getty Images

A Russian Soyuz rocket blasted off from the Baikonur Cosmodrome in Kazakhstan on Friday, sending a US-Russia crew to the International Space Station (...)

NASA Astronaut Scott Kelly prepares before the launch of the Russian Soyuz rocket to the International Space Station ISS in Baikonur, Kazakhstan. Photograph: Sergei Ilnitsky/EPA

A Russian Soyuz rocket blasted off from the Baikonur Cosmodrome in Kazakhstan on Friday, sending a US astronaut and two Russian cosmonauts on their wa(...)

Dividing people into winners and losers might seem like weirdly reductive behaviour, but Alastair Campbell was once the British Labour Party’s director of communication and strategy, where he thrived on reduction. Photograph: Cyril Byrne

On the cover of Alastair Campbell’s new book, Winners and How They Succeed, there’s a big number “1” made from the names of the subjects and interv(...)

Actor Ryan O’Neill with Pat Heavin on the set of ‘Barry Lyndon’ in 1973. Photograph: Stanley Kubrick

There was no bigger film star during the early 1970s than Ryan O’Neal and no more controversial a director than Stanley Kubrick. O’Neal had made Love (...)

A custom-built drone developed for Crocs Japan GK carries a pair of Crocs Norlin sneakers while flying during a media preview at the company’s temporary “aerial store” in Tokyo . Photographer: Kiyoshi Ota/Bloomberg

Amazon has won approval from US federal regulators to test a delivery drone outdoors, as the e-commerce company pursues its goal of sending packages t(...)

Paul McNulty: founder of Donegal-based 3D Issue

Donegal-based 3D Issue is targeting the mobile device market with a new product that allows publishers to extract content from online sources and pac(...)

“My nightmare about [Mars One] is that people continue to support it and give it money and attention - and it then gets to the point where it inevitably falls on its face,” Dr Joseph Roche of Trinity College told Medium magazine. File photograph: Alan Betson/The Irish Times

An Irish man who is among 100 finalists for the Mars One space mission has claimed the project is dangerously flawed and will inevitably fail.Dr Josep(...)

In a handout image, an artist’s rendering of what researchers believe Mars looked like around 4 billion years ago, when water now frozen in the planet’s icecaps formed a great northern ocean. NASA estimates that water could have covered about 19 percent of the red planet’s surface. Photograph: Greg Shirah/NASA via The New York Times

Mars once had a large ocean of water, some parts of it more than a kilometre and a half deep. But most of this was lost into space leaving Mars the de(...)