Category: Research Story

Can WhatsApp Messages Be Secure and Encrypted—but Traceable at the Same Time?

A new program could strengthen the security and privacy of WhatsApp, Signal, and other end-to-end encrypted messaging apps and help them better moderate online abuse Cryptographers love an enigma, a problem to solve—and this one has it all. Indestructible codes, secret notes, encryption, and decryption. Here’s the puzzle: someone wants to send a secure message […]

Could a computer diagnose Alzheimer’s disease and dementia?

Boston University researchers develop an artificial intelligence program that detects cognitive impairment accurately and efficiently from voice recordings It takes a lot of time—and money—to diagnose Alzheimer’s disease. After running lengthy in-person neuropsychological exams, clinicians have to transcribe, review, and analyze every response in detail. But researchers at Boston University have developed a new tool […]