Energy & Green Tech

On the way toward CO2-neutral aviation

Traveling by airplane without emitting additional CO2—this would be possible with synthetic fuels produced from water and ambient air with the help of renewable energy. However, huge quantities would be required. A new ...

Energy & Green Tech

Filtered ferry engines hailed for tackling air pollution

A French ferry company has launched what it claims is the first vessel that uses filters to capture almost all air pollutants from the boat's exhaust fumes, sparking praise from campaigners and local authorities.

Computer Sciences

New algorithms track ships in harbors

The security of port areas involves monitoring at various levels. What kind of ships are coming in, are they perhaps guilty of illegal fishing, and what cargo do they carry? Security officers and harbor masters often can't ...

Energy & Green Tech

Water out of thin air: California couple's device wins $1.5M

It started out modestly enough: David Hertz, having learned that under the right conditions you really can make your own water out of thin air, put a little contraption on the roof of his office and began cranking out free ...

Other

In Mexico, building a rail rival to the Panama Canal

At Mexico's narrowest point, linking the Pacific and Atlantic oceans, the government is building a railway rival to the Panama Canal with promises of economic bounty but amid fears of environmental and social harm.

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