Tired brains are prone to mental lapses as whole areas ‘doze off’

Ah yes. The dreaded brain fart comes under scrutiny.

Brain “ripples” experience into memories when you sleep, study shows

Sleep seems to be a keystone of memory formation and retention.

You don’t need a brain to sleep, and we have snoozing jellyfish to prove it

Sleep could be as old as life itself.

Starting school half an hour later could help students and save $9 billion / year

How is 8AM school time still a thing?

We can form new memories while we’re asleep but not the meaningful kind

The implications aren’t clear yet but you won’t learn French in your sleep anytime soon.

Giving babies their own room makes them sleep more, new study finds

There’s still a lot of debate.

Beauty sleep is a real thing, researchers find

Not getting enough sleep makes people want to avoid you. Seriously.

Why it’s important to wind down before you go to bed

If you’re having trouble sleeping at night, read on.

Wild elephants need only two hours of sleep — that’s the lowest duration of sleep for any animal

They’re the shortest sleepers in the animal kingdom. Scientists also found elephants get little to no REM sleep, which might be very important.

We sleep to forget things, new study finds

Sleep is as mysterious as it is vital for our wellbeing.

During REM sleep, memory is consolidated by weeding out unwanted neural connections

Sleep is very important for the brain. Here’s what happens during the most active phase of sleep.

Fledgling dad turns daughter’s sleeping patterns into an amazing graphic

A picture of when the baby’s sleeping and why you’re not.

Poor sleep costs U.S. economy $411 billion

How to make money in your sleep — just do it.

Is napping good or bad? Here’s what the science says so far

The benefits and downside of napping explained.

Brain circuit links sleep-wake cycle with reward system — a new potential target for insomnia drugs

A connection between reward and sleep has been found by neuroscientists. New drugs that target this circuit could help insomniacs ease into sleep.

We’ve finally discovered how birds can sleep and fly at the same time without crashing

Frigatebirds spend weeks at a time flying over oceans in search for food — here’s how they sleep during this time.

Caffeine is essentially useless after three sleep-deprived nights

After only three nights of sleeping five hours or less, caffeine stops working.

Working graveyard shifts puts your heart at risk

Those who work odd hours in shifts risk heart complications.

Can’t get any rest when sleeping in a new place? It’s just your brain keeping you safe

A new study offers insight into why you might have a hard time sleeping on the first night in a new place: half of your brain stays awake to watch out for potential dangers.

Being a morning person might be coded in your genes

Some people have no trouble rising early and being productive, while others are most active during the evenings. This begs the question: are morning persons and night owls set apart by habit or biology? Habits certainly play a leading role, but all things being equal your genes might have a strong word to say in the matter.