The future of high energy density batteries | Hard Reset

Scientists at Argonne National Laboratory are trying to build the perfect battery.

Lithium-ion batteries are the gold standard, but there is much progress to be made. For example, one improvement would be to create solid-state batteries in order to eliminate the need for the flammable electrolyte that is inside lithium-ion batteries.

Solid-state batteries also could have three times the energy density of lithium-ion batteries, which might allow things like electric flight.

Network Ports Explained

What is a port? What are port numbers? A port is a logical connection that is used by programs and services to exchange information. It specifically determines which program or service on a computer or server that is going to be used..whether that is pulling up a web page, using an FTP service, accessing email and so on.

Elon Musk completes $44bn Twitter takeover – BBC News

The world’s richest man, Elon Musk, has completed his $44bn (£38.1bn) takeover of Twitter, according to US media and an investor in the firm.

He tweeted “the bird is freed,” in an apparent reference to the deal closing.

A number of top executives, including the boss, Parag Agrawal, have reportedly been fired.

It brings to a close a saga that saw Twitter go to court to hold the multi-billionaire to the terms of a takeover deal that he had tried to escape.

Twitter has not yet confirmed the takeover, but an early investor in the company said that the deal had been completed.

EP005: Project Zero | HACKING GOOGLE

Zero days. They’re some of the world’s most dangerous exploits. And the race is on to find them before the attackers do.

Go behind the scenes with Project Zero, a specialized task force devoted to hunting zero day exploits across the internet – in software, hardware, in Google products and beyond. Their work makes them few friends, but finding zero days is essential to ensuring a safe and open internet.