David Nield

Articles by David Nield

Scientists Think They've Finally Identified How Alzheimer's Kills Brain Cells - ScienceAlert

Health July 9, 2026

To help cure Alzheimer's disease and other types of dementia, we need to understand the mechanisms through which it damages the brain including how the toxic build-up of proteins inside neurons eventοΏ½...

Non-Surgical Procedure Halves Knee Pain Over 12-Month Trial - ScienceAlert

Health July 6, 2026

Osteoarthritis in the knees can be very painful and very hard to treat. It often occurs when the protective cartilage around the bones wears away, and in the most severe cases, it may require surgeryοΏ½...

Two People With Severe Autoimmune Disease Are in Remission After 'Reset' Treatment - ScienceAlert

Health July 6, 2026

The severe and aggressive autoimmune disease known as neuromyelitis optica (NMO) just met a new match. Without treatment, NMO can lead to serious disability, as rogue antibodies (AQP4-IgG) destroy tοΏ½...

Where NASA Posts Its Best Space Photos, and How to Find Them - WIRED

Technology July 5, 2026

The recent mission to the moon by Artemis II astronauts was memorable, inspiring, and scientifically important for so many reasons. It also brought us a treasure trove of new images and videos ready οΏ½...

Experimental Drug Stops 90% of Pancreatic Cancer Cell Spread in Lab Tests - ScienceAlert

Health July 3, 2026

Pancreatic ductal adenocarcinoma, the most common form of pancreatic cancer, is particularly deadly and hard to treat. Most tumors of this type are driven by one or more mutations in the KRAS gene,οΏ½...

Single Injection Reverses Osteoarthritis in Animals in Just 4 Weeks - ScienceAlert

Health July 3, 2026

The chronic loss of joint cartilage known as osteoarthritis causes pain and bone decay for hundreds of millions of people every day. But a new treatment option just got a step closer to human trialsοΏ½...

Disturbing Case Study Shows Why You Should Never Use a Massage Gun Near Your Eyes - ScienceAlert

Health July 1, 2026

Massage guns are the latest craze in a long history of ideas about vibration therapy that goes back to the ancient Greeks. But these devices need to be used with care, experts are warning, after a mοΏ½...

The Cells In Your Body Fade With Age, But There May Be a Way to Reverse It - ScienceAlert

Health June 29, 2026

To properly understand aging, we have to understand what is slowly unravelling in individual cells. What is it that makes our cells become less efficient and more vulnerable to disease over time, anοΏ½...

Low Testosterone Is Linked to a Higher Risk of Cancer, Study Finds - ScienceAlert

Health June 27, 2026

We may not have a definitive cure for cancer yet, but thanks to research, we have an expanding list of risk factors, including levels of exercise, alcohol intake, weight, and even marriage status. NοΏ½...

Parasite Affecting 1 in 3 People Is a Serious Risk to Human Health, Scientists Warn - ScienceAlert

Health June 27, 2026

There's a fair chance you've not heard of the risks of the Toxoplasma gondii parasite and a lack of awareness around it is a dangerous problem, scientists warn. The parasite infects around a third oοΏ½...