News
2026.05.07
Much like humans who can get sick when infected by a virus, bacteria have pathogenic challenges of their own-phages. These are viruses which infect and...
News
2026.04.24
Live attenuated vaccines
Principle: a weakened or very similar version of the virus or bacteria is used. This weakened microbe is no longer capable of...
Portrait
2026.03.30
A childhood shaped by science and empathy
Guillemette Masse-Ranson was born in northern France before moving to Greater Paris when she was five. She was...
News
2026.05.05
In the twenty years since the tiger mosquito was first reported in mainland France in 2004, it has conquered four-fifths of the country. How has it been able...
News
2026.03.25
Try this mental exercise for a moment: imagine what our world looked like 1.2 billion years ago. At that time, all land masses formed a single continent, the...
News
2026.03.12
Since its emergence, the SARS-CoV-2 virus has not stopped evolving. Each new variant accumulates mutations in its spike protein, the 'key' enabling it to...
Portrait
2026.02.09
From science fiction to the Institut Pasteur in Paris
At the age of twelve, Molly came across a science fiction novel in which a female scientist was cloned by...
News
2026.02.12
Infection with hepatitis B virus (HBV) causes more than a million deaths each year, largely because of complications like cirrhosis and liver cancer. There...
Vidéo
2026.02.02
What if our immune system held the key to healing the brain?
For a long time, it was thought that the brain and the immune system were completely unrelated....
Vidéo
2026.01.26
What if our brains could repair themselves?
This dream is still out of reach for humans... But for a small tropical fish, the zebrafish, it's already a reality...