Like many families, Resnikoff and his partner navigated urgent care clinics, referrals, and long waits between specialists.

This lab includes a theoretical explanation of how buffers work and how they are made, including a derivation of the Henderson-Hasselbalch equation. Students will use what they have learned to ...

An international team of researchers has found that nitrogen emissions from fertilizers and fossil fuels have a net cooling effect on the climate. But they warn increasing atmospheric nitrogen has ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. In 1864 Scientific American published a competition launched by a billiard-table ...