Wellness and longevity influencers are pushing a compound called NAD+. There's scientific interest in its potential, but ...

The molecule cAMP, which plays essential roles in mammalian cells, is less well understood in plants. In a new Science ...

How reorganizing existing drugs and vaccine components can dramatically alter their potency, selectivity, and even their ...

A former employee said County Attorney Brad Miller's office used the private messaging app Signal to skirt the Arizona Public ...

It mimics phosphate, kills cancer cells in the lab and almost changed how we treat diabetes. So why has a vanadium compound never made it to the clinic?

Update, April 22: Apple has released iOS 26.4.2 with a bug fix that addresses an issue where “notifications marked for deletion could be unexpectedly retained on the device.” Apple did not directly ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

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FBI Director Kash Patel said on Friday that Russia’s intelligence services have targeted Americans of “high intelligence value” on private messaging apps in an ongoing phishing campaign. Patel said ...

T cell activation—the process by which these key immune defenders recognize threats and mobilize against them—depends on exquisitely timed molecular signals. Now researchers have captured one of the ...

A 76-year-old female former smoker presented with cough, leading her to undergo a chest X-ray, which showed a right upper lobe mass. The patient smoked 2.5 packs per day for 15 years and quit smoking ...

Pranay Parab is an independent tech journalist based in Mumbai, India. He covers tech for Lifehacker, and specializes in tutorials and in-depth features. Signal is one of my favorite messaging apps ...