China confirms first human case of H7N4 bird flu

China has confirmed the first human case of H7N4 bird flu, prompting Hong Kong to issue a health warning for those travelling to the mainland during the busy Lunar New Year holiday.

The future of wireless communications is terahertz

Electrical and optical engineers in Australia have designed a novel platform that could tailor telecommunication and optical transmissions. Collaborating scientists from the University of New South Wales in Sydney and Canberra, ...

Australia lifesaving drone makes first rescue

A pair of Australian swimmers on Thursday became the first people to be rescued in the ocean by a drone when the aerial lifesaver dropped a safety device to distressed teens caught in rough seas.

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