Ari Daniel

Countries in Africa, the Middle East and parts of Asia are counting more cases of vaccine-derived polio. One reason for this, say experts, is that vaccination efforts have lapsed during the pandemic.

Countries in Africa, the Middle East and parts of Asia are counting more cases of vaccine-derived polio. Researchers are developing a new vaccine to try to end the spread of the wild type of virus.

It was a sunny day in mid-March. The sky was blue. It felt like spring. Then the attack began on City Hospital No. 2. Doctors tell what it was like — and what's going on now.

In the northern Ukrainian city of Chernihiv at least half a dozen hospitals have been damaged by Russian attacks. One had to close most of its departments and reduce operations to emergency cases.

Scientists have been working to develop an airy pizza dough without yeast. Researchers in Naples, Italy say they have achieved it using a process like the one used to produce carbonation in soda.

Bread geeks, take note! The new technique, developed in a lab in Naples, involves the smart application of materials science and physics to make airy, bubbly dough without fermentation.

The country has a high rate of tuberculosis. They'd been making progress but then came the pandemic ... and now the war. Doctors worryi about increased spread of this contagious and deadly disease.

Aleksandra Shchebet fled Kyiv when the bombing began, found refuge in the Ukrainian city of Lutsk — and decided to stay and help her country in any way she could.

Two studies still out for review show the latest evidence for COVID spillover from humans into white-tailed deer. The strains in the animals had been circulating for months, picking up mutations.

Studies on white-tailed deer in Pennsylvania and Ontario offer evidence that the mammals are a reservoir for the coronavirus. What are the implications for the course of SARS-CoV-2?

The COVID transmission link between animals and humans is growing stronger. In Hong Kong, officials discovered a local pet shop employee was infected with COVID by hamsters in the store.

Battered by climate change and pollution, coral reefs are dying off. But in Guam, one group of scientists is trying to revive these tiny animals — with the coral equivalent of IVF.

Legal fights over racial and partisan gerrymandering are intensifying and mathematicians think they can help. Specialists in geometry are training to become expert witnesses in redistricting cases around the country.

Stephon Alexander once downplayed the connections he saw between jazz and physics, concerned that — as "the only black person" in his professional circle — his credibility would be questioned.

Grief is idiosyncratic. Some parents are turning to professional photographers to immortalize their terminally ill child, but what soothes one parent may disturb the other.