Summer solstice 2021 on Father's Day, the longest of the year, marks Earth's changing seasons

King Grimlock rules in IDW's wild 'Transformers' summer comic series

Curcumin pre-treatment may protect against mitochondrial damage in LRRK2-mutant Parkinson's disease and healthy control fibroblasts

Astronauts will install a new solar array on the International Space Station in a spacewalk today. Here's how to watch.