In the insect world, there are few creatures as gentle and innocent as a butterfly. And yet, some butterflies have… an unexpected side to them. Hosted by: Hank Green Huge thanks go to the following ...

Monarch butterflies have always been remarkably resilient. Every fall, these delicate orange-and-black travelers set out on a journey so improbable it borders on myth, flying some three thousand ...

Sleep is a universal biological state that allows all animals, from mammals to amphibians, fish and even insects, to restore ...

If your garden is bursting with zinnia, coneflower, black-eyed Susan, bee balm, butterfly bush, milkweed, or lantana blooms, you likely see butterflies flitting around regularly from spring through ...

It’s no secret that we all love our sleep. Time spent resting — whether we allow ourselves the pleasure or not — is crucial for our daily functioning and wellbeing. And while we relish the hour that ...

Sleep experts and others routinely say that parents have to start early to establish “good sleep habits” to prevent big, scary problems later. Feeding to sleep, rocking to sleep, and holding to sleep ...

Sleep in fish may look different from humans, but rest is essential for survival. Here’s what experts have to say about fish sleep. A protective mucous cocoon surrounds this parrotfish as it sleeps in ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. It’s a crisp, fall day in mid-November, and though your calendar ...

Few experiences rival the calm satisfaction of falling asleep easily and waking up feeling fully rested. But sleep is more than a luxury or idle downtime, it’s a vital biological process that supports ...

Test your knowledge with this quiz. Test your knowledge with this quiz. Credit... Supported by By Caroline Hopkins Legaspi Illustrations by Hoi Chan For an activity most of us spend about a third of ...

A rough night’s sleep can zap your motivation to pry your butt out of bed for your normally scheduled morning workout. But, hard as it may seem when your covers are beckoning, making time for movement ...