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Reusable water bottles have more bacteria than a toilet seat. Here's why you shouldn't fret

You really should wash your reusable bottle more.

Researchers find 4,000-year-old lipstick — and it comes in the coolest packaging

This luxurious Bronze Age lipstick tube has a unique design, and It was also possibly one of the earliest branded lipsticks.

CT scans reveal the amazingly complex physics behind a ketchup bottle cap

Have you ever thought how much engineering goes into the small things we use every day?

Half male, half female bird stuns ornithologists

A green honeycreeper with a body half male and half female captivates scientists.

Not all black and white: How brown pandas got their unique coats

Researchers have discovered that a specific genetic mutation causes the unique brown fur of Qinling pandas.

Scientists make 'water batteries' that never catch fire

RMIT University researchers have created a magnesium-ion water battery that's safer and more sustainable than lithium-ion batteries.

Electric fish sense the world through 'auras' of neighbors like a networked radar

Electric fish employ a unique form of collective sensing, reshaping our understanding of animal communication.

200-million-year-old gliding reptile found in British countryside

Does this look like a Triassic hotspot to you?

There's virtually no oxygen on Jupiter's icy moon Europa. What does this mean for the prospect of alien life?

Europa produces about 100 times less oxygen than previously estimated.

Rats on cocaine show there's more to addiction than just dopamine

A new study challenges the conventional link between dopamine and drug abuse.

Eco-friendly breakthrough extracts gold out of e-waste -- and it's all thanks to cheese

A novel method recovers gold from smartphones, computers and other electronic waste using whey protein.

Human ancestors probably lost their tails 25 million years ago — and a strange 'jumping gene' may explain why

Humans and other apes are tail-less due to a peculiar 'jumping gene', which used to be considered 'junk DNA'.

Tiny Brazilian frog is world's smallest vertebrate. You could fit dozens on a quarter

One specimen was smaller than seven millimeters.

Footage captures first time humpback whales having sex — and we weren't prepared for this

Humping humpbacks add new insight into whale reproductive behavior.

New biosensor can detect breast cancer in just five seconds using saliva — for just $5

The world is in dire need of an accessible and affordable breast cancer screening technology. Here is one that looks perfect.

Scientists measure gravity of smallest mass so far, chasing Holy Grail of physics

New research is providing insight that may help bridge gravity and quantum mechanics.

Living near pubs, bars, and fast-food restaurants is bad for your heart

Exposure to ready-to-eat food outlets seems to be linked to a higher risk of heart failure.

Scientists zoom in on greener way to dye blue denim

It's like taking a million cars off the road.

Shocking study reveals 90% of tattoo inks contain unlisted, potentially harmful ingredients

The findings underscore the need for more regulatory oversight for tattoo inks.

Scientists make 3D-printed eye prosthetics that look and feel real

This is a faster digital method for crafting lifelike prosthetic eyes using 3D printing, promising enhanced comfort and appearance for users.

Lightweight yet mighty: 3D-printed titanium metamaterial could change engineering

Is engineering ready for the future?

The DART planetary defense mission reshaped the Dimorphos asteroid

In the process of proving we could deflect asteroids we also learned quite a bit about them.

How on Earth did this small bee get on an island in French Polynesia?

It's one of entomology's more bizarre puzzles — and it's now been solved.

Neanderthals used surprisingly sophisticated glue 40,000 years ago

Neanderthals crafted sophisticated adhesives from ochre and bitumen.

Reverse friend zone: many romantic relationships start off as just friends. In fact, most people like it this way

Friendships that morph into something more are underrated.

Did fermented foods fuel our ancestors' brain growth?

A new study suggests fermentation -- not fire -- as the catalyst of our more potent brains.

There's a surprising gender gap when it comes to exercise — women get more for less

If you've ever needed a reason to work out — here it is.

9 lesser known architectural wonders we lost to time

Sure, you've heard of the Library of Alexandria and the Hanging Gardens -- but have you heard of these?

The Milky Way's largest structure is a giant grooving wave

From hidden giant to galactic groove machine, the Radcliffe Wave is shaking up our understanding of the Milky Way, one cosmic sway at a time

NBA and NHL games expose viewers to a boom of sports betting ads

Researchers found a vast proliferation of messages related to sports betting during NBA and NHL games and advertising.

Meet the smallest and fastest robot-insects ever developed

The mini-bug and water strider open up new realms in the field of small robots.

If we don't want another pandemic, we should do our best to leave bats alone

Bats have the uncanny power to contain dangerous viruses without getting sick. However, if disturbed, the viruses in bats may jump on us.

AI companies plan to use nuclear energy for their energy-hungry data centers. But should they?

AI data centers may require 2.5 times more electricity than conventional data centers. Where will all this extra electricity come from?

Baleen whales use unique vocal boxes to produce their mysterious songs. This also makes them vulnerable

Scientists make a breakthrough in understanding how whales sing.

3D Petabit optical disk can store 10,000 Blu-ray disks worth of data

By surpassing the optical diffraction limit, researchers have engineered a DVD-sized disk capable of storing data equivalent to 10,000 Blu-ray discs.

Astronomers narrow down the location of mysterious Planet X lurking at the edge of our solar system

Researchers have dramatically narrowed down the possible location of the elusive Planet X, a massive, yet undiscovered member of our solar system.

Could life have hitchhiked to Earth on cosmic dust?

We may all be aliens.

The 4 signs you may suffer from burnout. Feeling drained? Take this online test

Norwegian researchers have devised a new tool that looks for signs of burnout.

Good tea requires good microbes — and great microbes can be made in a lab

Tea is just about to become even more delicious.

Millions of donkeys are slaughtered and skinned every year to fuel pseudoscientific Chinese medicine trade

Nearly six million donkeys are slaughtered each year for their hides to meet the demand for ejiao, a traditional Chinese medicine, devastating rural communities in Africa.

Researchers use 3D ice printing to create artificial blood vessels for organ transplants

This could pave the way for saving thousands of patients every year.

New method can detect ovarian cancer from urine samples

We're getting better and better at detecting this silent killer.

Voyager 1's interstellar odyssey hits a snag

Could this be last call for the spacecraft?

What a solar eclipse looks like on Mars, through the lens of NASA's Perseverance

NASA's Perseverance rover captures Phobos eclipsing the sun on Mars.

Joking in the jungle: Apes have humor and they love teasing each other

This challenges the idea that humor is a human-only characteristic.

You've heard about incels but you should know about femcels: the secret world of involuntary celibate women

New research delves into femcels' experiences and their struggle for empowerment amidst romantic frustration.

4 Astonishing Ocean Insights That Reveal the Depth of Its Challenges

The ocean is a lifeline, driving climate and supporting biodiversity. Yet, with rising sea levels and increasing acidification, its future and ours hang in a delicate balance.

Slovakia's capital plans to turn cigarette butts into asphalt for roads

Cigarette butts are causing damage on a scale you can't imagine. Here's how one city in Europe is trying to transform them into something useful.

Retinol vs. Retinal: Which One is Better for Skincare?

Retinol and retinal may sound the same, but their effects on skincare differ significantly.

Water molecules found on asteroids for the first time

Could this be how water ended up on Earth?

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