After years of confusion, a new study confirms the proton is tinier than once thought. That enables a test of the standard model of particle physics.

Background Despite several intensive interventions, HIV remains a major public health challenge affecting many individuals worldwide and highlighting ongoing gaps in HIV testing. Objectives To assess ...

A clinical trial led by Kirby Institute at UNSW Sydney has found that point-of-care testing for hepatitis B DNA is as effective as traditional laboratory testing, paving the way for faster diagnosis ...

A new study of over 32,000 US veterans has found that the longer people stay on medications for opioid use disorder (buprenorphine, methadone, or extended-release naltrexone), the greater the ...

Always use test equipment appropriate for the specific measurement task and environment to ensure safety and accuracy. Regularly inspect test leads, equipment, and connections for damage before use to ...

Fertility startup Inito has raised $29 million in Series B funding to scale its at-home health diagnostics platform and use AI-designed antibodies to unlock new kinds of at-home tests. When the ...

Testing products on animals became an industry standard in the cosmetic, chemical, and pharmaceutical industries nearly a century ago. Since that time, it has become clear that these tests cause ...

Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trump’s call last month for the United States to resume its testing of nuclear bombs. By William J. Broad President ...

WASHINGTON — For the first time ever, American car companies will soon be required to test vehicle safety using dummies that are representative of women. Transportation Secretary Sean Duffy on ...

President Trump's comments about restarting weapons tests are not likely to lead to mushroom-cloud explosions over the New Mexico desert or seismic shaking underground in Nevada, according to the ...

President Trump explained the order by saying other, unnamed nations were testing their own nuclear weapons, even though no country has tested since 2017. By David E. Sanger and William J. Broad David ...