Health & Disease

Organs grown to order

Genetic advances may make it possible to grow transplantable tissues in other species. That could solve immunity and availability issues, but raises ethical concerns.

Do patents invent innovation?

They're a common index of technological creativity, but research finds they can impede rather than encourage it

Nudging grows up (and now has a government job)

Ten years after an influential book proposed ways to work with — not against — the irrationalities of human decision-making, practitioners have refined and broadened this gentle tool of persuasion

Twilight of the eye

Our bodies and abilities deteriorate with age, and sight is no exception. Physical changes to the visual system cloud it in multiple ways.

Pathways to a cure for AIDS

Medications can control HIV, but not eliminate it. Scientists hope to one day vanquish it completely.

The marks of extinction

The mass die-offs of Earth’s past may hold clues to our future

Tricks and traits that let insects take flight

The world’s earliest aeronauts possess a panoply of adaptations to help them navigate the skies.

How to detect clandestine nuclear weapons programs

A “policy physicist” explores practical ways to sniff out uranium processing from afar

Taxes, taxes — past, present and future

Here’s how the inevitable came to be, and where it may be headed

Peering into the meditating mind

Some people swear by it, but studies of mindfulness have a long way to go

Microbes in the medical bag

Genetically engineered gut bacteria hold promise for safe, targeted therapies

Thar she blows: The what, why and where of geysers

Scientists make progress in mapping the hidden force behind the watery eruptions

Can marriage make you sick?

In general, it promotes health. But it might not if your relationship is troubled or your partner is ill. Here's why, and what can be done.

Snot what you think: The unknown toll of chronic sinus problems

A not-so-simple affliction of the sinuses engenders misery, $8 billion in yearly costs and overuse of antibiotics

Bumpy air boosts wind power

Turbulence regenerates gust strength between turbines, influencing design of arrays that can pull energy from the sky

Alzheimer’s holds science at bay

A summary of “Update on Alzheimer’s Disease Therapy and Prevention Strategies” by W. Vallen Graham and coauthors, in the 2017 issue of the Annual Review of Medicine

How snowflakes grow

The cold, finicky science of ice crystal formation

The complex riddles of rheumatoid arthritis

Latest therapies control the inflammatory disease for many but not all. Scientists are investigating the roots of the variability and what to do about it.