In 1987, the use of freons was banned in what is known as the Montreal Protocol. That may have averted an environmental disaster in more ways than one, according to a BBC report. The freons were banned because they depleted the atmospheric ozone layer. The ozone hole...
The idea that things were better at some unspecified time in the past is a common notion I hear repeated by people I meet, including various politicians.This worldview is based on the negative assumption that the world has somehow gotten worse and is usually connected...
A project in the UK aims to address both wildfires and floodings by restoring a dry and barren moor near Manchester. The National Trust, together with conservationists, has been working to construct 3 500 dams in peatlands at Holcombe Moor in the West Pennies during...
Brain-computer interfaces, i.e., chips implanted in the brain that interprets neuron signals, are based on technology in its infancy. The problem is partly due to scientists not fully understanding how the brain works yet. Another challenge is to create interfaces...
Facebook has released Droidlet, which is an open platform based on open-source code. With the help of the Droidlet, you can build an embodied robot that can recognize natural language, navigate its surroundings and react to some input. Robots built in the Droidlet...
The cryptocurrency Ethereum is currently based, just like Bitcoin, on "proof of work." This means that machines solve difficult mathematical problems to verify transactions. But the Ethereum network is about to be updated and will in the future be based on...