Artificial nighttime lighting (ANL) has changed the way people live. We no longer need to shut down our daily activities when the Sun goes down. Not… read more
Scientists have long believed that humans are the only animals that shed tears of emotions. Humans shed tears when they are sad or grieved. They also… read more
Any Southern California resident knows that strong Santa Ana winds are a part of life. It may not come readily to mind, but strong winds elsewhere in… read more
Climate change debate has generated growing interest in carbon sequestration (carbon dioxide removal from the atmosphere). Consequently, many… read more
For at least five decades, proponents of a naturalistic origin of life have been searching for evidence of the RNA world hypothesis. The RNA world is… read more
Much of my research at the University of Toronto and the California Institute of Technology was focused on quasars. That research, combined with much… read more
Viruses get a bad rap. Typically, we only think about all the harm they bring. The COVID-19 pandemic is one recent example. It brought worldwide… read more
The beaver may not be the first animal that comes to mind when you think of a favorite. However, as excellent dam builders, beavers seem to attract… read more
I am frequently asked this question: Given that Adam and Eve were not wearing clothing before they sinned, how were they able to stay warm enough to… read more