HIV 鈥渃ure鈥� fails
A child 鈥渃ured鈥� of HIV last year has tested positive for the virus. Born to a mother with HIV, the child from Mississippi was treated with antiretroviral drugs and declared 鈥渇unctionally cured鈥�. Now, however, the virus has returned. The child, nearly 4, was found to have high levels of HIV in her blood, suggesting that the virus had escaped from immune control.
Surfing Venus
The European Space Agency鈥檚 Venus Express has survived its month-long dive into the planet鈥檚 thick atmosphere and is now on the climb. It reached 130 kilometres above the surface through aerobraking, which uses friction from the atmosphere to reduce its orbit. Now it is firing its thrusters to get into a higher orbit.
Animal test rise
The number of tests on animals in the UK increased slightly last year, in spite of government plans to reduce them. According to the annual report, . Of these, 2.1 million involved genetically modified animals. Ninety-three per cent of the work was on mice, rats and fish.
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Distant planets found
Sky surveys have revealed the most distant known members of the Milky Way. An international team found two red giant stars in a sparsely populated halo that surrounds the galaxy. At distances of 775,000 and 900,000 light years, .
Google lens
Google is to work with Swiss drug company Novartis to develop a smart contact lens that will improve vision and monitor health. A prototype has a tiny sensor, which monitors glucose levels in the tears of people with diabetes, and a wireless transmitter.