Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly reflecting shapes to tile a surface, researchers uncovered a method that links ...

Explore how envelopes in technical analysis help traders identify overbought and oversold conditions through upper and lower ...

Backers claim the tests can predict a child’s risk of autism using a strand of hair or a mother’s blood, but critics say they are not ready for the market.

New federal guidance is expanding testing for cervical cancer with a self-collection method. Dr. Mara Gordon speaks to NPR about why this option might become popular for screening for HPV.

When trust is misused, boundaries blur and hidden conflicts emerge. Learn how to spot the shift and restore safety early.

After health complaints, advocates tested a water sample from the Delaney Hall detention center. The results are safe.

In the child welfare system, the threshold at which a drug test is considered positive varies widely from one jurisdiction to ...