Most people who have heard the term think that the “blockchain” is only something to do with cryptocurrencies such as bitcoin, litecoin, doguecoin and others. It’s the technology that underpins digital currencies and ensures that all transactions are properly conducted and
Author: The Conversation
In the 21st century, the familiar form of warfare in which physical damage is meted out against the opponent’s military forces and infrastructure has become only one form of attack. Instead, states are increasingly launching non-lethal attacks against an enemy’s information systems
Jeff Bezos may not have gone where no man has gone before, but in successfully landing its New Shephard rocket back on Earth, his rocket company Blue Origins has pipped ahead of rivals in the race to make space commercially viable. It’s a significant coup in the latest incarnation of the space race. And it may have
This week, 14-year-old Lucas Etter, in Clarksville, Maryland, in the US, set a new world record for solving the classic Rubik’s cube, solving the scrambled cube in an astonishing 4,9 seconds. The maximum number of face turns needed to solve the classic Rubik’s cube, one that is segmented into squares
The market for activity tracking devices has proved a difficult one. One of the major fitness device manufacturers, Jawbone, recently announced it was laying off 15% of its staff. Fitbit, the market leader in these devices, has seen its share price drop to nearly 50% of its peak
How do you go about hunting for life on another planet elsewhere in our galaxy? A useful starting point is to imagine looking from afar for signs of life on Earth. In a telescope like those we have on Earth, those aliens would likely just see the Earth and sun merged together
There is certainly no shortage of headlines on wearable sensors these days. “A contact lens measures your glucose level.” “New electronic tattoos could help monitor health during normal daily activities.” A “headband can read your brainwaves.” Numerous wearable sensors
Adele has joined Taylor Swift’s ranks in the war against the streaming culture of Spotify and Apple Music. Her latest album, 25, will not be available on these services. The timing is auspicious: the Mercury Prize is about to be awarded, an annual prize which crowns
One of the key issues the West has had to face in countering Islamic State (IS) is the jihadi group’s mastery of online propaganda, seen in hundreds of thousands of messages celebrating the atrocities against civilians and spreading
I’ve lost count of the number of times I’ve read that the “first Earth-like exoplanet” has been discovered. With nearly 2 000 exoplanets found to date, it is no wonder so many of them will resemble our planet in some way. But which