A leap year is a year that has an extra day added to it, specifically February 29th. This extra day is added to synchronize the calendar year with the astronomical or solar year, which is the length of time it takes for the Earth to orbit around the Sun. TheRead More →
Braidee Foote, University of Tennessee Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. Why do cats’ eyes glow in the dark? Chloe, age 10, Barkhamsted, Connecticut Cats and many other animals, including mostRead More →
Or Graur, University of Portsmouth Will time ever stop? – Casandra, aged 11, Epsom, UK Time began when the universe did. How – and if – the universe ends will determine whether time will end as well. We think the universe started out squeezed into an infinitely small space. ForRead More →
Samantha Lawler, University of Regina Curious Kids is a series for children of all ages. Have a question you’d like an expert to answer? Send it to CuriousKidsCanada@theconversation.com. Why are the northern lights only spotted at areas around the poles? — Naba, 9, Oakville, Ont. The northern lights are alsoRead More →
Evan Simons, University at Buffalo Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. How did humans evolve, and will they evolve more? – Anya T., 13, Brookline, Massachusetts Everything that is alive todayRead More →
Mario Borunda, Oklahoma State University Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. Why does gravity pull us down and not up? – Gracie, age 9, Brookline, Massachusetts Gravity is the reason thingsRead More →
James Webb, Florida International University Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. Why are planets round? – Daniel B., La Crosse, Wisconsin The ancient Greeks proved over 2,000 years ago that theRead More →
Brian Jackson, Boise State University Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. Exactly how many stars are in space? – MeeSong, Brookline, Massachusetts Look up at the sky on a clear night,Read More →
Matt Parker, University of Portsmouth You’ve probably heard that fish have a three-second memory, or that they’re incapable of feeling pain. Neither of these statements is true, but it’s telling that these misconceptions don’t crop up for other vertebrates. Perhaps it’s because fish appear so different from us. They don’tRead More →
