Birds 'flap run' instead if flying over obstacles to save energy

Why don't you ever see baby pigeons? For the same reason you don't see many chicks: they can't fly. It can take months for their partially developed wings and flight muscles to become airworthy, and by then the youngsters ...

Double-action power stations: Energy and hydrogen

(PhysOrg.com) -- Gas power plants could be cheaply retrofitted to generate hydrogen as well as power, chemists say in Green Chemistry, a Royal Society of Chemistry journal.

Innovative method leads to smaller, cheaper IoT sensors

Researchers from the Green IC research group at the National University of Singapore (NUS) have invented a low-cost, no-battery wake-up timer in the form of an on-chip circuit that significantly reduces power consumption ...

What's driving re-burns across California and the West?

Seasonal temperature, moisture loss from plants and wind speed are what primarily drive fires that sweep across the same landscape multiple times, a new study reveals. These findings and others could help land managers plan ...

Delhi chokes on toxic smog after Diwali festival

New Delhi was shrouded in a thick blanket of toxic smog Monday after millions of Indians lit firecrackers to mark the Diwali festival, with authorities reporting record levels of pollution in parts of the capital.

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