Secretary of Defence Pete Hegseth has announced that the US military will be screening military personnel aged 30 and older for testosterone deficiency. Those found with low testosterone levels will be offered voluntary hormone replacement therapy. The secretary says this is to e ...Show more
How might we spot nukes in space?
A few years ago a satellite speeding through the Van Allen belt in earth orbit raised concerns that it may include a nuclear weapon. An explosion in that orbit would take out much of our global space infrastructure. The Outer Space Treaty of 1967 specifically prohibits such a thi ...Show more
Is an Omicron infection inevitable? Which drugs still work? Is this the last hurrah of the pandemic? This week we have three of the country’s greatest scientific minds teasing apart what Omicron means for our lives now and in the future. Prof Eleanor Riley, Prof Azra Ghani and Pr ...Show more
After two really difficult years living in the grip of Covid-19, restrictions are winding down and international borders are opening up in countries around the world. Striking the right balance between the needs of a population fed up with lockdowns and scientists warning we’ve o ...Show more
When all restrictions are lifted in a highly vaccinated country, how manageable is the coronavirus? Both Israel and UK’s experiments to do just that, have raised new worries about raising the risk of new vaccine resistant variants. Claudia Hammond and her panel of global experts ...Show more
Everybody hopes that the new super-charged Omicron variant of coronavirus will be less severe, but even if it is, it’s spreading so fast and infecting so many people, health services around the world could still buckle under the strain.Two years into the pandemic, Claudia Hammond ...Show more