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Do you know what's in your weed? Researchers propose "nutritional facts panel" for marijuana products

Do you really think Lemon Haze in Colorado is the same as Lemon Haze in Washington? Think again.

Testosterone can make males "cuddly" just as well as aggressive -- it all depends on context

These are surprising findings for a hormone so often linked to aggressive and competitive behavior.

This new AI could help cure epilepsy. Here's how

The algorithm could be a game changer in epilepsy treatment.

Artificial cornea made from pig collagen gives legally blind 20/20 vision

This cheap and safe procedure could revolutionize how we treat some forms of visual impairment.

Sensory stickers bring us closer to fully-wearable, fully-convenient ultrasound investigations

Such stickers will allow for round-the-clock monitoring of internal tissues anywhere, anytime.

New synthetic molecule could finally bring immunotherapy for cancer into pill form

Besides being more convenient, the new therapy could be priced at a fraction of the current cost.

Here is why you feel tired after thinking hard

The brain has its own defensive mechanisms to prevent burnout -- and glutamate accumulation in the prefrontal cortex seems like one.

Forever chemicals seem to dramatically promote liver disease and liver cancer in humans

This is the first study to link PFAS and adverse health effects in humans.

This is what we know so far about Langya, the new virus discovered in China

It has infected at least several dozen people and scientists are now tracking it down, but thankfully this doesn't sound like a repeat of COVID-19.

Pfizer is trying to bring a Lyme disease vaccine back to market, 20 years after the last one was pulled

It would greatly help our efforts to contain Lyme disease.

Jumping spiders may sleep the same way we do, judging by their leg twitches

Human sleep is still largely a mystery. Maybe spiders can help.

Cutting calories and eating at the right time of the day may be the secret to a long life

Eating less and timed with the most active phase of the day extended the life span of mice by a whooping 35%.

Scientists combine human muscle genes into yeast cells for the first time

This offers a helpful method of studying how things like cancer develop in the human body

Men are much more likely than women to get cancer -- and it may all be due to inherent biological sex differences

It's not exactly clear why many more men than women get cancer, but it's a reality that men should be aware of and prepare accordingly.

Honeybee venom kills aggressive and resistant breast cancer cells

A compound found in bee venom destroyed 100% of the hardest-to-kill breast cancer cells in under 60 minutes.

Thousands of workers may have been exposed to toxic chemicals while fixing America's crumbling underground infrastructure

Industry insists that cured-in-place plastic pipe liners are safe, but some scientists say the installation process is under-regulated and hazardous.

Concerning 'Mind After Midnight' theory shows why you shouldn't stay up at night

Not so great news for you night owls.

Natural antioxidants can keep our skin safe from aging and sunlight when mixed into sunscreen

They work to protect our cells from damage caused by iron imbalances.

What you need to know about the monkeypox vaccines: A virologist answers your most common questions

There are two approved monkeypox vaccines in the US. Both use a related poxvirus called vaccinia to produce an immune response that protects against smallpox and monkeypox.

Scientists restore organ function in pigs even hours after death

The technology could dramatically improve the lifespan of precious organs meant for transplantation.

Digital devices could actually help improve our memory rather than impair it

Although they do help, it's important to try and memorize the most important bits of information ourselves.

A tiny or moderate amount of stress could actually help improve mental health and improve resilience

Just as long as you don't overdo it, stress can actually help.

Scientists trace the spread of cold sores back to Bronze Age kissing

Some people kissed 5,000 years ago and now we have to deal with this.

Needed more reasons to eat healthier? Here’s one: ultra-processed foods are linked to dementia

Replacing those cookies, snacks and chips would reduce the risk significantly.

How famine and disease supercharged the spread of lactose tolerance in Europe

The story of how some human populations gained lactose tolerance may be more gruesome than you might have imagined.

Air pollution is giving millions of people dementia and cognitive decline

The small particulate matter may be causing damage to the blood vessels

Monkeypox is a global health emergency Are we about to have a new pandemic soon?

It's not the same as COVID-19, but our window of containment on monkeypox is closing rapidly.

This AI saved hundreds of lives from sepsis in just five hospitals. Across the US, thousands more could be spared

A machine learning-based early detection system can flag life-threatening sepsis 20% faster than before.

This device can help diagnose diseases from your tears

A truly tear-shedding study.

A novel synthetic antibiotic shows promise in destroying even drug-resistant bacteria

New, efficient antibiotics are sorely needed in the modern world.

Insults are processed by the brain like 'a mini slap to the face'

Some words can hurt, and this new study may explain why.

Why we say 'ums' and 'uhs': your brain is actually working harder

Filler sounds may actually have an important purpose.

Dubai unveils the world's largest indoor farm that will produce 2 million pounds of leafy greens yearly

Growing food in the desert has never been more efficient.

Human-on-a-chip system replicates rare neuromuscular disorders, finds new treatment without animal testing

The FDA approved the first clinical trial using efficacy data collected from a microphysiological system. Here's why that's a pretty big deal.

Rats watching their friends learn how to navigate a setting, helping us better understand our own "internal GPS"

The experiment helps us make sense of “cognitive maps”.

Humans are no longer the only mammal on Earth to farm -- pocket gophers do so too

Although their approach is slightly different from our own, the authors argue that what we are seeing is indeed farming behavior.

Microplastic particles found in supermarket meat, milk, and in the bodies of farm animals in Holland

The findings showcase just how pervasive microplastic pollution has become on Earth.

How microplastics harm us: they help viruses survive longer and travel farther

Microplastics are everywhere, and we're only starting to discover the problems they cause.

There's such a thing as Vitamin D overdose -- and this patient learned it the hard way

Doctors are concerned by the rise of hypervitaminosis D as more and more people take way too many vitamin D suppplements.

UK’s public health service will use drones to deliver chemotherapy drugs

It's just a trial so far, but it could be expanded if deemed successful.

Brief sessions teaching adolescents to accept and use stress could be solution to mental health crisis

Adolescents today are suffering record levels of stress-related anxiety and depressive symptoms.

It turns out water births can actually have significant benefits

A new study sheds new light on a rather controversial birthing technique.

Cannabidiol found effective as post-surgery pain management without side effects

A non-addictive painkiller with no side effects could change millions of lives for the better.

Colony of primeval wild pigeons found hiding in plain sight in British Islands

These are the pigeons all other pigeons hail from.

How freezing your poop in stool cryobanks could save you from many deadly and painful diseases

Preserved stool samples could be used to treat diseases such as diabetes, obesity, and bowel disorders.

Can technology help us improve our dental hygiene?

A whopping 2.4 billion people have untreated tooth decay, and that’s only the start of the world’s tooth problems. Maintaining healthy teeth and gums goes beyond having a pearly white smile. Your mouth is the entry point for germs and bacteria that can quickly spread from your teeth and gums to other internal organs and […]

Google says it will delete abortion clinic visits from users' history -- and it's really sad they have to do this

It's a twisted world when companies move in to protect people's rights from the state, but here we are.

Much noise for nothing? Moaning is not a good measure for female orgasm, study finds

A lot of things go into making an orgasm, but moaning, apparently, does not.

Scientists may have found the origin of the dreaded Black Plague in 700-year-old cemetery in Central Asia

A centuries-old mystery may have finally been solved.

Some viruses make you tastier to mosquitoes -- but we can fight back

The sneaky viruses have a partnership with mosquitoes.

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