How transgender hormone therapy affects the brain
"How much hormones like testosterone and medications for mental illness was the transgender Nashville school shooter taking?" Marjorie Taylor Greene tweeted.
Our attention spans are declining, and technology is not solely to blame
In 2004, psychologist Gloria Mark found that the average time study participants spent focused on a screen was around two-and-half minutes. It's now 47 seconds.
Gruesome parasitic growth cut from boy's brain
The previously healthy 14-year-old sought medical attention after experiencing episodic headaches and vomiting for one month.
Your primitive brain doesn't want you to break bad habits. Science can help
More than 40 percent of everything we do—from washing dishes to spreading misinformation— is habitual. Science has some ideas about how to do better.
Boy's brain started to rot after rare parasitic infection
The 17-year-old contracted a rare, neglected and life-threatening disease after being infected by a parasitic tapeworm.
Can exercise really prevent dementia in later life?
Newsweek reached out to experts to find out whether exercise really is the best medicine to help prevent dementia, and one specific exercise can help the most.
'I quit alcohol for a month and was shocked at what happened to my memory'
As someone who often struggles to recall their own phone number, I was interested to see if a month without drinking would have an impact on my memory.
Why 23-year-old Shauna Rae got stuck in an 8-year-old's body
An expert explains how childhood cancer left the star at just three feet and 10 inches tall.
Prince Harry, and why recollections really do vary
When Prince Harry's long-awaited memoir, Spare, hit bookshops on January 10, readers were quick to point out discrepancies in his recollections.
Meghan Markle's baby brain comment: sexist or science?
Sexist stereotypes often portray pregnant women as being cognitively incompetent, but what does neuroscience have to say about this label?
what happens to your brain if you drink too much?
After a month of Christmas parties and family festivities, what is all of that alcohol doing to your brain?
Does everyone have an internal monologue? What if you don't?
"We are each walking laboratories. All of us have this experience of sort of talking to ourselves silently, sometimes out loud," communication expert Lenny Shedletsky said.
Siberia zombie virus: How likely is an actual living dead apocalypse?
"A parasite like this is not likely to spillover to humans," Philippe Fernandez-Fournier told Newsweek. "But never say never!
This is what happens to your body when you die
The body goes through five stages of decomposition—fresh, bloat, active, advanced, and dry decay.
Man survives brain skewered with metal rod: "A lucky escape"
The rod pierced his temporal lobe, which handles memory, language, emotions and visual processing, but the man has made a full recovery.
How long could you survive without a head?
Grimaces, twitches and apparent signs of consciousness have been reported from disembodied heads throughout history, but is there any basis for these claims?
Is it a headache or brain tumor? When to see a doctor for headaches
Not all headaches require urgent medical attention, but some can be a sign of a serious condition.
3D fossilized brain of 500 million-year-old worm discovered
Exquisitely preserved nervous system discovered in scalidophoran worms for the first time.
Deadly Fungus Can Shape-shift Its Way Deep into Your Brain: 'Shocked'
Cryptococcus neoformans' natural habitat of bird droppings may have allowed it to adapt to living in cerebrospinal fluid in the brain.
Best Things You Can Do to Slow Cognitive Decline Revealed
A three-year study of over 2,000 older adults has linked daily multivitamin use and slower brain aging.
Brain Eating Amoeba Appears to be Marching North Across U.S.
A boy in Nebraska died from a suspected infection with Naegleria fowleri. If confirmed, this would be the first time a case has been reported in the state.
Toddler Suffering Multiple Seizures a Day Set for Dangerous Brain Surgery
Baby Thea Steele suffers from daily seizures and is set to undergo a complex, 10-hour brain surgery.
Emilia Clarke's 'Missing Brain' Parts And How She Can Function Without Them
Around 20 percent of those who survive a ruptured brain aneurysm are left with a long-term disability, a specialist told Newsweek.
What Is A Brain Aneurysm? And What Are The Causes, Symptoms, and Treatment?
"Game of Throne" actress Emilia Clarke is among the lucky 50 percent of people who survive a ruptured brain aneurysm."
Heartwarming Video of Man With Cerebral Palsy Finding 'Love' Goes Viral
"Not trying to be disrespectful, but your husband is hot," one user said.
Insects May Be Able to Feel Pain, Study Suggests
The latest findings may have important ethical implications, particularly amid the drive toward the mass-production of insects for food.
Are You a Dog or Cat Person? An Optical Illusion Claims To Have the Answer
The image shows either a dog or two cats-so what do you notice first?
How to Have Better Dreams and Better Sleep
There is plenty to worry about now, and business leaders are having nightmares.Techniques to manage bad dreams can help them sleep better and lead better
Why Some People Love Telling Bad Jokes, According to Science
Not everyone who cracks bad puns will have a brain condition, but extreme cases may be diagnosed with Witzelsucht.
Nuclear Waste Inside Your Brain? It's Possible
A partnership of companies is aiming to develop neural interfaces powered by recycled nuclear waste batteries.