homehome Home chatchat Notifications


Nano-magnifying glass converts infrared light into visible light

The cheap converter opens the door to a range of applications ranging from tracking cancers to observing cosmic objects.

Damascus steel: the forgotten metal used to forge some of the world's most amazing blades

Materials scientists have never been able to replicate the quality of true Damascus blades to a tee.

The astrolabe: the Swiss Army knife of ancient celestial navigation

This portable astronomical calculator helped sailors explore the world for centuries.

What are symbiotic relationships: nature's matchmaking

Symbioses are dynamic relationships in which organisms of different taxa interact with either positive or negative effects.

Feeding dogs only once a day may protect them from age-related disease

Dogs will protest, but a meal a day may keep the vet away.

World's first 3-D printed prosthetic eye implanted in British patient

The technology can slash waiting time for prosthetic eyes from months to weeks.

Waterlamp generates light and electricity for 45 days with just half a liter of seawater

The WaterLight is a cordless lamp that converts saltwater into electricity to emit light anywhere.

Neanderthal man suffered from earliest example of disease jumping from animal to human

Zoonotic diseases have always plagued both humans and our close extinct relatives.

Just 3 minutes of red light therapy improves declining eyesight due to old age

Deep red light stimulates mitochondria -- the cell's power generators -- which may help people see better.

3D printing living materials with bioink made entirely from bacteria

We're witnessing a revolution in materials engineering and manufacturing.

Prehistoric moms were much better at raising their children than we give them credit for

More children likely survived infancy in hunter-gatherer times than previously thought.

Microphone-enabled smart devices are a huge privacy concern, but most of us aren't aware of it

The problem is more widespread than you'd think.

Lobsters, octopuses and crabs recognized as "sentient" in the UK

It's just a step away from banning inhumane practices in the restaurant and fishing industries.

Why lithium-ion batteries have become dirt cheap: R&D

We have research and development to thank for affordable batteries.

Galápagos giant tortoises often live over 100 years without cancer. The secret to their longevity may be in their genes

Extra copies of genes, known as duplications, help the giant tortoises live a long and prosperous life.

Exercise releases cannabis-like chemicals that fight and reduce chronic inflammation

Researchers have found a surprising link between endocannabinoids and gut microbes in reducing inflammation.

Holographic camera can see around corners or even through the skin

A new age of imaging technology is upon us.

Skunk marijuana has chemical compounds similar to garlic, which explains the similar odor

Cannabis may also share the medical properties of garlic.

The paradox of big auctions: the greater the competition, the poorer the bids

Smaller auctions may counter-intuitively sell items for better prices.

Medicinal plant extract used by Native Americans can treat both pain and diarrhea

Native American medicinal knowledge may help scientists develop drug combos in the modern age.

New mineral that shouldn't exist at Earth's surface found trapped in a diamond

Scientists never thought such a mineral could be found at the planet's surface.

Colorado man finds North America's rarest mammal in his garage

The animal was part of a captive group of ferrets released into the wild recently.

The "step test": If you can complete this simple 60-second test, it means you're heart is in good shape

The step test is a great approximation of cardiovascular fitness at one point in time.

The 'Tsar Bomba': the most powerful nuclear weapon ever made

The nuclear device was so powerful, it was too big to use effectively.

The lowest level of the atmosphere is expanding because of global warming

The troposphere is getting about 50 meters thicker per decade due the buildup of greenhouse gases, at a rate that has been increasing over time.

What is a Faraday cage and how does it work?

It prevents the entry or escape of electromagnetic fields

Why did plague doctors wear that weird beaked costume?

The sinister uniform represents a fascinating trip into history, during a time when humans were still struggling to understand infectious diseases.

What is sleep paralysis: the unsettling phenomenon at the boundary of wakefulness

We undergo sleep paralysis every night and don't notice it -- unless we're awake when it happens.

Between the hammer and the anvil: the Federal Reserve's plan to solve inflation at a 30-year high

In September, consumer prices rose by 5.4% compared to exactly a year before. This kind of inflation hasn’t been seen since 1991 and is more than double the Federal Reserve’s (Fed) long-term target of 2%. The reasons why prices have hiked in the United States are manifold, and many are obviously tied to the pandemic. […]

Astronauts may suffer from long-term brain damage, blood tests show

Astronauts may have to shorten their missions on the space station to mitigate this problem.

Why did birds survive the asteroid impact that wiped out the dinosaurs?

Big-brained birds were better at adapting to their rapidly shifting environment -- and that may have ultimately saved them.

Moral judgment condemning drug use and casual sex may be rooted in our genes

Many people hate both casual hookups and illicit drugs. Scientists found a genetic connection and the underlying motives may surprise you.

Sun-powered generator makes liquid fuel out of thin air

Although the process is not efficient, it's a proof of concept for carbon neutral liquid fuel.

Dogs that tilt their heads aren't just adorable: they're super smart

Dogs tilt their heads when they're focusing on associating the meaning of a word with a task.

Curiosity finds organic molecules in cup of wet Martian dirt

The findings bring us a step closer to finding signs of past habitability on the red planet.

Scientists find 'genetic goldmine' in driest place on Earth that may boost crop resilience

In an increasingly desertifying planet, these gene candidates could save some of our food crops.

Baby seals can modulate the pitch of their voice, much like humans do

A talking seal inspired scientists to look to the marine mammals for clues that might untangle the origin of speech.

A small asteroid just grazed past Antarctica. Why didn't anyone see it coming?

A reminder that our asteroid monitoring program is riddled with gaping holes.

Needle-free COVID-19 vaccine proves to be promising alternative to jabs

It can be self-administered by anyone, which would make it ideal as a 'booster' shot patients can pick up from local pharmacies.

Income inequality during the pandemic was kept under control by historic stimulus checks, study finds

If it weren't for the federal government spending on extra unemployment benefits and stimulus checks, this last recession would have been much worse.

Humanity's direct ancestor gets a new name. Meet Homo Bodoensis

Nothing actually new under the sun, but the new designation aims to clear a lot of confusion surrounding the human family tree.

Earth's inner core may actually be mushy

The planet's innermost layer is more like a soup than a brick.

Capuchin monkeys are 3,000 years into their own Stone Age

In a remote area of Brazil, capuchin monkeys have been adapting their own stone tools for thousands of years.

Scientists find universal law of nature that may govern all living things

Sensory adaptation follows the same response curve across all organisms, scientists have proposed in a new study.

Great White sharks may mistake humans for seals, explaining attacks

From below the water's surface, swimming humans may look like food -- especially to great white juvenilles.

The new Voyager: NASA is planning an interstellar mission that could last more than 100 years

It would travel faster and farther than any man-made object we've made thus far.

How a unique facial muscle makes those 'puppy dog eyes' irresistible to humans

Over the course of generations, humans have selected dogs that were better at communicating their feelings.

Critically endangered primate sings with rhythm, much like humans

These lemurs' songs have the same rhythm as the intro to We Will Rock You.

Sharpest picture of bacteria could give antibiotics new teeth

The high-resolution image shows chinks in the bacteria’s armor that could ultimately be used to destroy them.

Your brain may have a 'fingerprint' too

It's another biomarker that makes each individual unique.

1 34 35 36 37 38 160