How does a herd decide which direction to head in? Researchers put GPS collars on a gathering of goats to find out. Here's what they learned — and how it might apply to humans.
The pandemic has slowed efforts to eradicate the contagious disease. Yet the country's polio effort offers insights on the launch of its coronavirus vaccine campaign.
Many of the coronavirus vaccines like it cold. Really cold. Sub-zero cold. Why is this the case? And how is the world handling this frigid requirement?
In areas with limited access to clean running water, hand-washing stations can help limit the spread of disease. But experts say not all taps are created equal.
People were dying of a disease that could be treated — but in poor countries, they did not have access to medicines that could help. That was the story of HIV — and now of COVID-19.
That's the question that researcher Inga Winkler of Columbia University asks. She shares advice on how to overcome feelings of shame and embarrassment about menstruation.
The Prime Minister of Trinidad and Tobago gave an impassioned speech about the vaccine rollout, warning of hoarding and price gouging. Here's what we could find out about the cost of a dose.
Are there issues with having a mammogram right after a vaccine? Is there a list of vaccine ingredients — some people say they're scary. Also: My pooch loves to sniff discarded masks. Should I worry?
The responses reveal the impact on living standards in nine low- and middle-income countries — and may help governments find a way to help citizens most in need.
Togo wanted to distribute millions of dollars to its citizens in dire straits. There was just one daunting problem: How could it identify the neediest of the needy?