Vaccine makers and public-health experts think the Covid-19 pandemic will probably end...

Protection from Pfizer and Moderna's Covid-19 vaccines wanes over time, but not all...

Political, financial, and ethical concerns surround the scientific question of whether...

Moderna says the data provides evidence for boosters - even though most "breakthrough"...

This setback in Japan's vaccination drive comes just as the country reported a record...

Pharma companies are advocating Covid-19 boosters, but not all experts are convinced....

While there is no official global counter for how many doses expire on shelves, local...

The US military will make the vaccines mandatory by mid-September or when the FDA fully...