A faster method for multiplying very big numbers

The multiplication of integers is a problem that has kept mathematicians busy since Antiquity. The "Babylonian" method we learn at school requires us to multiply each digit of the first number by each digit of the second ...

Tracking the hazards and benefits of volcanoes in East Africa

More than 100 young volcanoes – that have had activity within about 10,000 years – dot the landscape of the East African Rift – an area that runs for more than 3000 kilometres from Djibouti and Eritrea, down through ...

Securing IoT connections by edge computing

A new reconfigurable security solution outperforms currently available ones in protecting Internet of things (IoT) devices and data by exploiting edge computing.

Can we limit global warming to 1.5 degrees C?

Efforts to combat climate change tend to focus on supply-side changes, such as shifting to renewable or cleaner energy. In a Special Issue in the Energy Efficiency Journal that follows the IPCC Special Report on Global Warming ...

The risk of 'cascading' natural disasters is on the rise

In a warming world, the dangers from natural disasters are changing. In a recent commentary, we identified a number of costly and deadly catastrophes that point to an increase in the risk of "cascading" events – ones that ...

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