I’ve earned my PhD — what now?

Illustration: David Parkins The problem Dear Nature, In December 2024, I finished my PhD in biomedical chemistry in Italy, and I now find myself in that all-too-familiar early-career crisis, struggling to work out what to do next. Research is important to me as a way to contribute meaningfully to a better, healthier world. But I … Read more

Virology’s most wanted: the influenza virus

Emergency hospital wards were set up during the 1918 flu pandemic.Credit: NATIONAL MUSEUM OF HEALTH AND MEDICINE/SPL Of all the pathogens that have plagued humanity, few are as notorious and persistent as influenza. Its Houdini-like ability to regularly slip the shackles of vaccine- or infection-induced immunity, aided by a steady and sustained mutation rate, has … Read more

The hidden cost of video-call glitches

RESEARCH BRIEFINGS 17 December 2025 Video-call glitches might seem harmless, but they can reduce people’s chances of getting hired, closing a business deal or following a doctor’s recommendation. Human brains expect video calls to feel like in-person conversations. When glitches break that illusion, it feels unsettling and strange, harming judgements of trustworthiness, likeability and credibility.