There are very good reasons declines in NAEP scores aren't correlated with performance on college admissions tests.

From battery tests to capturing photos in various lighting conditions, here's how ZDNET's mobile team evaluates the latest handsets before they're recommended to you.

A potential exposure to human immunodeficiency virus (HIV) might make someone wonder how soon they can get results from a test. Some HIV tests can conclusively detect the virus in as little as 6 weeks ...

Santa Clara University is extending its “test-optional” policy for first-year and transfer students until 2026. Scores on the SAT or ACT (including the enhanced version) are not required for students ...

A fasting blood test requires you to avoid eating or drinking anything for some time before your test. The amount of time to fast varies for different tests. It’s generally in the range of 8 to 12 ...

Hydrogen breath tests are a diagnostic tool that doctors use to identify small intestinal bacterial overgrowth (SIBO), lactose intolerance, and other digestive conditions. The test measures the amount ...

Have your COVID-19 rapid tests expired? Don’t toss them yet. Federal regulators have extended some tests’ expiration dates, meaning certain offerings are now usable for months longer. The reason for ...

Anyone who thinks they might have trichomoniasis should get a test for this condition. Without treatment, trichomoniasis can increase the risk of a person contracting HIV. Share on Pinterest ...

ST. PAUL, Minn. (AP) — The U.S. citizenship test is being updated, and some immigrants and advocates worry the changes will hurt test-takers with lower levels of English proficiency. The ...

Dan Ackerman leads CNET's coverage of computers and gaming hardware. A New York native and former radio DJ, he's also a regular TV talking head and the author of "The Tetris Effect" ...

David leads the Hardware team at CNET, covering phones, wearables, laptops, TVs, streaming, future tech and more. We provide helpful, expert reviews, advice and videos on what to buy and how to get ...

For more than 40 years, rigorous, repeatable testing has been at the core of everything we do here at PCMag. Take a look inside PC Labs where we test, rate, and review thousands of technology products ...