Practical Magic

Practical Magic

504 papers · Page 3 of 6

New 360-degree video treats things on screen like they have gravity, just so it can predict exactly where you're gonna look next.

AI & ML arxiv | Mar 24

Your future phone might have antennas that physically slide along tracks to 'pinch' the best Wi-Fi signal possible.

AI & ML arxiv | Mar 24

Researchers built an AI sensor that 'thinks' using light ripples, letting it spot objects in about 25 billionths of a second.

AI & ML arxiv | Mar 24

A new voting system lets you check if a national election was legit using just basic math and zero computers.

AI & ML arxiv | Mar 24

A new light-based processor can scan an entire library’s worth of AI memory just as fast as it scans a single page.

Physics arxiv | Mar 24

The 'battery health' percentage on your EV's dashboard is basically a lie and usually misses how much the battery is actually dying.

Physics arxiv | Mar 24

A new 'two-faced' material lets battery juice move 1,000 times faster than anything we’ve got right now.

Physics arxiv | Mar 24

Mathematicians can now find the leader of a secret group just by watching how fast news hits a few random outsiders.

Physics arxiv | Mar 24

New research shows you can predict a system's future even if you have no idea what laws of physics are actually running it.

Physics arxiv | Mar 24

An algorithm just 'rediscovered' the laws of gravity and quantum mechanics just by staring at raw data.

Physics arxiv | Mar 24

Scientists figured out how to 'crank up' superconductivity using a tiny light bulb built right into the material.

Physics arxiv | Mar 24

Researchers just made a synthetic brain cell using nothing but a single piece of organic plastic.

Physics arxiv | Mar 24

Scientists made a material where waves actually get stronger and louder the further they go.

Physics arxiv | Mar 24

Scientists built a steerable micro-robot by stuffing a living piece of algae inside a microscopic bubble.

Physics arxiv | Mar 24

Researchers figured out how to 'program' literal empty space to act like an electronic device.

Physics arxiv | Mar 24

Scientists are designing 'impossible' materials that use quantum tricks to break the limits of how heat works.

Physics arxiv | Mar 24

Engineers figured out how to 'print' light-bending devices using bubbles of air instead of solid stuff.

Physics arxiv | Mar 24

Researchers can now spot microplastic pollution using light that never even touches the plastic samples.

Physics arxiv | Mar 24

New math can spot life-threatening internal bleeding in patients before doctors can even see it.

AI & ML arxiv | Mar 24

AI can now map out the secret relationships between terrorist groups that they try to keep hidden.

AI & ML arxiv | Mar 24

A new protocol has dropped the death rate for the world’s deadliest mushroom poisoning to basically zero.

Health & Medicine medrxiv | Mar 24

To actually debunk fake news, you should show the fake AI image again while you're correcting it.

Psychology psyarxiv | Mar 24

Job boards that suggest roles based on your 'clicks' are actually making your life worse.

Economics arxiv | Mar 24

Mass surveillance has made it basically impossible to treat paranoia in a clinical setting.

Society & Education socarxiv | Mar 24

Specialized 'green' courts actually make companies quit polluting industries entirely instead of just cleaning up their act.

Economics ssrn | Mar 24

You can force a class of 'market fixers' to exist just by using the right math in your pricing.

Economics ssrn | Mar 24

Monopoly banks don't just charge more; they use a 'menu' of products to hide how much they're ripping you off.

Economics ssrn | Mar 24

Using your electric car to power your house sounds cool, but it takes 21 years to pay off at current rates.

Economics ssrn | Mar 24

Planning for electric truck chargers is broken because truckers will literally cross borders just to find a cheaper plug.

Economics ssrn | Mar 24

Official vacancy rates are totally skewed by short-term rentals that sit empty 88% of the time.

Economics ssrn | Mar 24

Actively managing how forests grow can take the sting out of 80% of the economic pain from carbon taxes.

Economics ssrn | Mar 24

You can tell when a hospital is about to run out of adult beds just by looking at how many toddlers hit the ER the week before.

Economics ssrn | Mar 24

Keywords that show 'zero' searches in marketing tools are actually the most profitable goldmines for small businesses.

Economics ssrn | Mar 24

When a country's debt doubles, it's mathematically 'smarter' to default, but leaders keep paying in a desperate gamble to be saved.

Economics ssrn | Mar 24

Asking hotel guests to save energy for the planet doesn't work unless the hotel proves they're donating the saved cash to charity.

Economics ssrn | Mar 24

Sweden has started paying drug companies a flat annual 'salary' for antibiotics, no matter how many prescriptions they actually sell.

Economics ssrn | Mar 24

The suspension sensors in your car could be used to predict landslides before they actually happen.

Economics ssrn | Mar 24

Putting carbon labels on products can actually backfire and fail to cut emissions when people are buying stuff that goes together.

Economics ssrn | Mar 24

Online shops can sell more slow-delivery items just by moving the delivery choice to after you've already picked the product.

Economics ssrn | Mar 24

Just one five-star stay with a host of the opposite gender can kill 80% of a woman's bias toward only renting from other women on Airbnb.

Economics ssrn | Mar 24

Government agencies can actually 'withhold' money by spending it—as long as they're spending it to sabotage the program.

Economics ssrn | Mar 24

Ending cash bail works like a direct economic boost, lowering a county's unemployment rate almost immediately.

Economics ssrn | Mar 24

Intensifying cattle farming with more fertilizer and irrigation actually significantly drops their methane emissions.

Economics ssrn | Mar 24

Closing the wealth gap is actually a legit climate policy—it directly helps stop people from cutting down forests.

Economics ssrn | Mar 24

Public libraries actually save more lives during heatwaves than those dedicated emergency cooling centers.

Economics ssrn | Mar 24

You can basically double a farm's output just by planting your veggies right under solar panels.

Physics arxiv | Mar 25

Researchers figured out they could trick a robot into handing someone a knife instead of an apple using nothing but a printed drink coaster.

AI & ML arxiv | Mar 25

Imagine wireless internet that's actually as fast as a physical cable—no lag, no matter how many devices the signal bounces through.

AI & ML arxiv | Mar 25

Scientists made 3D-printed lenses that turn sound into 'holograms' to literally remote-control specific neurons in your brain.

Physics arxiv | Mar 25

AI finally figured out the messy, chaotic way atoms are packed inside glass, solving a mystery that's stumped scientists for decades.

Physics arxiv | Mar 25

It turns out messy, 'cheap' glass might be way better at catching dark matter than the perfect crystals scientists usually use.

Physics arxiv | Mar 25

A single quantum AI 'brain cell' can predict the future better than a regular one, even when they’re looking at the exact same data.

Physics arxiv | Mar 25

There’s a new AI that’s officially started dreaming up its own theories about how physics works and then testing them out.

Physics arxiv | Mar 25

Scientists are using 'entangled light' to basically see through things and spot hidden details that a normal camera would miss.

Physics arxiv | Mar 25

By copying how seal whiskers work, robots can now 'see' invisible ripples underwater while ignoring their own vibrations.

Physics arxiv | Mar 25

Scientists used earthquake sensors to track a meteor as it zipped across the Alaskan sky in broad daylight.

Space & Astronomy arxiv | Mar 25

You can actually sharpen a blurry MRI scan just by twisting two layers of metal mesh against each other.

Physics arxiv | Mar 25

Researchers built a tiny light source that can fire off individual light particles shaped into 3D holographic images.

Physics arxiv | Mar 25

A new type of audio amp actually runs on static, turning random electronic noise into a crystal-clear signal boost.

Physics arxiv | Mar 25

Scientists built a new amplifier that powers itself using nothing but tiny differences in temperature.

Physics arxiv | Mar 25

The keto diet can actually help 'reseal' the protective barrier around the spinal cord that gets wrecked by Multiple Sclerosis.

Life Science biorxiv | Mar 25

You can now tell if an ancient skeleton was male or female just by looking at the proteins stuck in their teeth.

Life Science biorxiv | Mar 25

Researchers made 'sentinel plants' that change how they look to tell you exactly how the invisible bugs in the soil are doing.

Life Science biorxiv | Mar 25

Going on a digital detox will definitely make you feel better, but it won't actually help you get more work done or focus any better.

Psychology psyarxiv | Mar 25

Tell someone a snack is 'plant-based' and they probably won't want it. Tell them after they've eaten it, and they’re 37% more likely to buy it again.

Society & Education socarxiv | Mar 25

If a mutual fund manager is married to a big-shot executive, they make way more money—but only when they're trading in their spouse’s industry.

Economics ssrn | Mar 25

Taxes can totally change how a company behaves even if those taxes are never actually passed into law.

Economics ssrn | Mar 25

The best way to stop an AI apocalypse might be to copy a 1,000-year-old tribal government system from a tiny Pacific island.

Economics ssrn | Mar 25

If you want a nuclear plant to be safe, it matters less how many people live nearby and more what kind of people they are.

Economics ssrn | Mar 25

Some 'clean' cities only keep their good reputation by dumping all their illegal stuff and 'vice' into neighboring towns across the border.

Economics ssrn | Mar 25

Believe it or not, getting rid of draws in sports with penalty shootouts actually makes the games more likely to end in a tie.

Economics ssrn | Mar 25

Connecting two countries' apps like Venmo or Cash App boosts trade by 4%—that’s about half the impact of a massive free trade deal.

Economics ssrn | Mar 25

Those 'compostable' coffee pods that never actually break down in the dirt will disappear 300% faster if you turn them into biogas first.

Economics ssrn | Mar 25

If you want to know when the next big animal disease outbreak is coming, look at the price of meat, not the weather or biology.

Economics ssrn | Mar 25

The whole point of 'cloud kitchens' is mixing and matching food from different brands, but it makes your delivery about 48% more likely to be late.

Economics ssrn | Mar 25

When a wife gets a job, her happiness goes way up—but unlike when a husband gets a job, it doesn't give her spouse any boost at all.

Economics ssrn | Mar 25

If your rent goes up today, you can bet the price of a haircut or a doctor's visit will go up too within the next couple of years.

Economics ssrn | Mar 25

Adding just one more mile of road per square mile is associated with a 1.3% drop in the price of local groceries.

Economics ssrn | Mar 25

Luxury brands keep their 'cool' factor much better by giving digital stuff away for free than by selling it for cheap.

Economics ssrn | Mar 25

A country's ability to innovate doesn't depend on how much money is in the bank, but on how much the people actually trust each other.

Economics ssrn | Mar 25

One housing program for people in small-town slums was actually responsible for 20% of the entire country's rent inflation.

Economics ssrn | Mar 25

Minneapolis managed to lower its overall inflation rate just by getting rid of rules that only allowed for single-family homes.

Economics ssrn | Mar 25

Simply fixing up the kitchens and bathrooms in low-income housing leads to a massive 8.6% drop in unemployment for the people living there.

Economics ssrn | Mar 25

Banks are actually giving cheaper loans to companies that start using AI.

Economics ssrn | Mar 25

A study of 11,000 sales shows that most small businesses fail because they mess up internally, not because people don't want to buy their stuff.

Economics ssrn | Mar 25

India’s huge plan to give poor women clean cooking gas didn't change how they cooked, but it accidentally made them way more financially independent.

Economics ssrn | Mar 25

If your city has terrible traffic, your company might actually end up paying higher interest rates on its loans.

Economics ssrn | Mar 25

Researchers are making satellites into high-security vaults in space that are literally impossible to hack from down here on Earth.

AI & ML arxiv | Mar 26

Forget metal antennas—scientists just built a 'quantum radio' using a cloud of atoms that works way better.

AI & ML arxiv | Mar 26

Engineers figured out how to make radio waves literally swerve around people trying to eavesdrop on your signal.

AI & ML arxiv | Mar 26

There’s a new camera system so sensitive it can recognize what it’s looking at using just five tiny specks of light.

Physics arxiv | Mar 26

A clever new math shortcut makes 3D breast cancer scans over 60% sharper, which is a huge deal for catching it early.

Physics arxiv | Mar 26

You can stop a massive, system-wide collapse just by pulling out a few specific 'grains of sand' before things go south.

Physics arxiv | Mar 26

If you make a smooth surface just a tiny bit rough, you can actually cut its air resistance by almost half.

Physics arxiv | Mar 26

Sometimes just a tiny bit of humidity can trick scientists into thinking a material has electrical 'superpowers' that aren't actually there.

Physics arxiv | Mar 26

Researchers are speeding up computers using a weird trick inspired by how hot water sometimes freezes faster than cold.

Physics arxiv | Mar 26

Scientists built a 'brain-on-a-chip' that processes info with light through tiny crystal wires instead of using electricity.

Physics arxiv | Mar 26

An AI trained on atom-smasher data can now look inside a human ear with 10 times more detail than a standard hospital scan.

Physics arxiv | Mar 26

If you're already stressed out, treating an AI like it’s 'human' actually makes your anxiety worse.

Psychology psyarxiv | Mar 26

Whether a talk with a political enemy goes well has almost nothing to do with what you're actually talking about.

Society & Education socarxiv | Mar 26