Articles by

Payal Dhar

Chatbots may make learning feel easy — but it’s superficial

When it comes to learning something new, old-fashioned Googling might be the smarter move compared with asking...

A handheld ‘bone printer’ shows promise in animal tests

A handheld device can apply synthetic bone grafts directly at the site of a defect or injury...

A new antiviral blocks 6 deadly viruses in mice but faces a long road ahead

A sugar present on virus envelopes might become the target of new antiviral treatments for a range of...

The sugar substitute sucralose makes immunotherapy less effective

Patients with certain types of cancers who consume sucralose, found in the artificial sweetener Splenda, respond worse...

This painless nanoneedle patch might one day replace certain biopsies

A patch containing tens of millions of nanoneedles can read what’s happening in our cells on the...

It’s tricky to transplant a bladder. How surgeons finally did it

The first successful human bladder transplant could offer hope for people with bladder problems. On May 4,...

Here’s why turning to AI to train future AIs may be a bad idea

ChatGPT, Gemini, Copilot and other AI tools whip up impressive sentences and paragraphs from as little as...