AAAS seeks member volunteers to engage with children and families interested in science, technology, engineering and mathematics (STEM) at the 2018 USA Science & Engineering Festival Expo. The Expo is on Saturday, April 7, from 10:00 a.m. - 6:00 p.m. and Sunday, April 8, from 10:00 a.m. - 4:00 p.m. at the Walter E. Washington Convention Center in Washington, D.C. There are two volunteer opportunities.

Understanding how the five senses evolved can help inform how human sight, smell and taste continue to shift based on the environment, according to three researchers at the 2017 AAAS Annual Meeting in Boston.

AAAS staff, members, fellows, and friends volunteered at the 2016 USA Science & Engineering Festival in Washington, D.C., on April 14-16.

The inaugural post for the Spotlight on Science Writers series comes from Terrie Williams, author of The Voyage of KP2.

This unique mammal found in tropical Asia and Africa is covered in spiky scales.