Search results: circular economy

Altcoins could provide a green solution to energy-guzzling cryptocurrencies

Altcoins could provide a green solution to energy-guzzling cryptocurrencies

Computer scienceEconomics

By Invited Researcher

The cryptocurrency bitcoin now uses up more electricity a year than the whole of Argentina, according to recent estimates from the University of Cambridge. That’s because the creation of a bitcoin, in a process called mining, is achieved by powerful computers that work night and day to decode and solve complex mathematical problems. The energy […]

Neutron sciences as an essential tool to develop ‘materials for a better life’

Neutron sciences as an essential tool to develop ‘materials for a better life’

Materials

By BCMaterials

Until 1932, atoms were considered to consist in positive charges, called protons, located within the atomic nucleus, where the majority of the mass of the atom is concentrated, and negative charges, identified as electrons, surrounding the nucleus to make it electrically neutral. However, in 1932 James Chadwick discovered the neutron, an uncharged particle located at […]

Is nature “natural” anymore?

Is nature “natural” anymore?

BiotechnologyEthics

By Silvia Román

It seems that we are definitely heading towards the bio-based society, a new way of interacting with the environment where fossil fuels won’t be needed anymore and “ more natural ” processes for producing energy, food and materials will prevail. Remarkably, this bio-turn often involves highly advanced biotechnology and strict competitive targets, both facts that […]