ScienceAlert : The Best in Science News And Amazing Breakthroughs

Memory Loss in Alzheimer's Linked to Problems With The Brain's 'Replay Mode'

Health4 hours ago Memory Loss in Alzheimer's Linked to Problems With The Brain's 'Replay Mode'

Scrambled navigation.

Big breakthroughs. Bold ideas. Straight to your inbox.

Latest News

A strand of mRNA in orange, on a high-contrast bright blue background

'Dark Matter' in Your Genome Could Unlock New Disease Treatments Health 8 hours ago

mars with oceans

A Surprising 'Rocket Storm' Could Reveal How Mars Lost Its Water Space 10 hours ago

All Life on Earth Shares an Ancestor – And Some of Our Genes Predate It

All Life on Earth Shares an Ancestor – And Some of Our Genes Predate It Nature 11 hours ago

Bizarre Magnetic Anomaly Beneath Australia Has a Surprisingly Familiar Shape

Bizarre Magnetic Anomaly Beneath Australia Has a Surprisingly Familiar Shape Nature 19 hours ago

These Tiny Actions Could Give Your Life Real Meaning, a Psychologist Explains

These Tiny Actions Could Give Your Life Real Meaning, a Psychologist Explains Humans19 hours ago

Ancient Romans Really Did Use Poop as Medicine. We Just Got The First Real Proof.

Ancient Romans Really Did Use Poop as Medicine. We Just Got The First Real Proof. Health20 hours ago

Hacker using a laptop in red light on dark background

How to Spot an Online Romance Scam Before It Costs You Everything Society21 hours ago

Digital illustration of a neuron

Scientists Have Discovered a Protein That Reverses Brain Aging in The Lab Health22 hours ago

NASA's perseverance

NASA Rover Drove Across Mars Without Human Control For Two Days Space1 day ago

Earth's Largest Reserve of Hydrogen Could Be Hiding in Its Core

Earth's Largest Reserve of Hydrogen Could Be Hiding in Its Core Nature1 day ago

Something Far Darker Than a Black Hole Could Hide in The Heart of The Milky Way

Something Far Darker Than a Black Hole Could Hide in The Heart of The Milky Way Space1 day ago

Newly Discovered Fossil Among The Earliest Land Creatures to Enjoy a Salad

Newly Discovered Fossil Among The Earliest Land Creatures to Enjoy a Salad Nature1 day ago

woman laying awake in bed

Sleepless Nights Could Drive Half a Million Cases of Dementia in The US Each Year Health2 days ago

illustration of a knee glowing red to indicate pain

Osteoarthritis Is Appearing in Younger Adults, Triggering Decades of Discomfort Health2 days ago

Study Ties 5 Subtypes of Sleep With Distinct Health And Lifestyle Patterns

Study Ties 5 Subtypes of Sleep With Distinct Health And Lifestyle Patterns Health2 days ago

woman looking at a laptop

Simple Brain Exercise Cuts Dementia Risk by 25%, Study Claims Health2 days ago

12 3 4 5 View Archive

12 3 4 5 6 7 8 9 View Archive

Big breakthroughs. Bold ideas. Straight to your inbox.