Game-changer: New drug more effective in preventing HIV infection in women
A single shot given every two months has proved to be more effective than a daily pill at preventing HIV in women, researchers reported this week, an advance that medical experts hailed as ground-breaking in the fight against the deadly virus that causes AIDS.The finding that the long-acting drug would...
Scientists criticise use of unproven Covid-19 drugs in India
In India, which has the world’s second-largest Covid-19 outbreak, there is a desperate need for effective treatments. But researchers are concerned about how the country’s drug regulator is handling potential therapies.The Drugs Controller General of India (DCGI) has approved several repurposed drugs for ‘restricted emergency use’ for treating the disease,...
Cheap and rapid coronavirus testing to be available soon
The imminent large-scale rollout of rapid coronavirus tests promises to aid public health responses to Covid-19 — but a rapid home test remains elusive.New SARS-CoV-2 rapid tests, which can deliver results in a matter of minutes in the field rather than taking days in clinical diagnostic laboratories, are starting to...
China set to retrieve first Moon rocks in 40 years
Later this November, a Chinese spacecraft will travel to the Moon to scoop up lunar rocks for the first time in more than 40 years. The mission, named Chang’e-5, is the latest in a series of increasingly complex trips to the lunar surface led by the China National Space Administration...
Need to redesign open science for Asia, Africa and Latin America
Last year, my colleagues and I organised a webinar on open science with a focus on Indonesia. One participating university experienced blackouts owing to a faulty electricity grid. At another, a generator exploded. At a third, political riots had damaged buildings.Perhaps most people reading this article would find such constraints...
10,000 reasons why you are tall or short
For height, DNA is largely destiny. Studies of identical and fraternal twins suggest up to 80 per cent of variation in height is genetic. But the genes responsible have largely eluded researchers.Now, by amassing genome data for four million people—the largest such study ever—geneticists have accounted for a major share...
Ancient dog DNA reveals 11,000 years of canine evolution
Human history is for the dogs. The largest-ever study of ancient genomes from the animals suggests that where people went, so did their four-legged friends — to a point. The research also identified major regional shifts in human ancestry that left little mark on dog populations, as well as times...
Analysis: How the experts messed up on coronavirus
Masks work? NO.” Scott Atlas, a member of Donald Trump’s coronavirus task force, wrote a tweet the Saturday before last that opened with these words — only to find it deleted by Twitter a day later. In the offending tweet, Atlas had written that the World Health Organisation (WHO) and...
Nigeria’s Okonjo-Iweala wins WTO director-general seat
Nigeria’s former finance minister and a former managing director of the World Bank, Dr Ngozi Okonjo-Iweala, has become the first female Director-General of the World Trade Organization (WTO), shattering the glass ceiling. Okonjo-Iweala broke the glass ceiling, emerging as the first African and the first female to attain the position...
Can consciousness be created in a laboratory?
Almost all scientists and ethicists agree that so far, nobody has created consciousness in the lab. But they are asking themselves what to watch out for and which theories of consciousness might be most relevant. According to an idea called integrated information theory, for example, consciousness is a product of...
