Gemini can now help students prepare for the SAT using realistic mock tests, moving beyond generic AI questions and closer to ...

How we test phones at ZDNET in 2026 ...

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 ...

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 ...

Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...

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 ...

A metabolism test provides a snapshot of certain hormone levels to understand how your body converts calories into the energy that fuels every physical, biological, and mental activity. These tests ...

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" ...

A hemoglobin test measures the amount of hemoglobin in red blood cells, which is essential for transporting oxygen throughout the body and carbon dioxide back to the lungs. Normal hemoglobin levels ...