Why You (and the Planet) Really Need a Heat Pump

Why You (and the Planet) Really Need a Heat Pump

Or, in the winter, a heat pump can warm a building by operating as a sort of “reverse refrigerator,” extracting heat from even cold outdoor air and bringing it inside.

Offshore Wind Turbines Could Mess With Ships’ Radar Signals

Offshore Wind Turbines Could Mess With Ships’ Radar Signals

It turns out that massive wind turbines may interfere with marine radar systems, making it risky for both big ships passing through shipping channels near offshore wind farms and smaller vessels navigating around them.

Audi's EV Dakar Rally Car Is Resurrecting the Range Extender

Audi's EV Dakar Rally Car Is Resurrecting the Range Extender

However, halfway through the event, all three cars are still in the running, and the team has even picked up a win in the 636 km third stage with rally veteran Carlos Sainz driving, at the age of 59.

Think Climate Change Is Messy? Wait Until Geoengineering

Think Climate Change Is Messy? Wait Until Geoengineering

This is the idea behind a solar geoengineering technique known as stratospheric aerosol injection, only instead of a pigment, engineers would spray a sulfate that bounces some of the sun’s radiation back into space, an attempt at cooling the planet.

These Batteries Can't Power a Car—but They Can Light Up a City

These Batteries Can't Power a Car—but They Can Light Up a City

ReJoule plans a second machine, the size of a dorm room fridge, to diagnose a battery pack before it’s even taken out of a car.For now, though, ReJoule’s engineers have to get inside the batteries.

Are Green Jet Fuels Finally Ready for Takeoff?

Are Green Jet Fuels Finally Ready for Takeoff?

One engine was burning standard petroleum-based aviation fuel from a Texas refinery, while the other was running on gas produced entirely from leftover cooking oil and grease from a factory in Los Angeles.

This Tiny Robot Mimics the Mantis Shrimp's Mighty Punch

This Tiny Robot Mimics the Mantis Shrimp's Mighty Punch

Now, a team of Harvard University researchers has come up with a new biomechanical model for the mantis shrimp's mighty appendage , and it built a tiny robot to mimic that movement, according to a recent paper published in the Proceedings of the National Academy of Sciences.

The $150 Million Machine Keeping Moore’s Law Alive

The $150 Million Machine Keeping Moore’s Law Alive

EUV uses some extraordinary engineering to shrink the wavelength of light used to make chips, and it should help continue that streak.Inside ASML’s machine, EUV light bounces off several mirrors before passing through the reticle, which moves with nanoscale precision to align the layers on the silicon.

This Barnacle-Inspired Glue Seals Bleeding Organs in Seconds

This Barnacle-Inspired Glue Seals Bleeding Organs in Seconds

Yet it’s hard to create a seal on wet tissue, and most commercial products used to stop dangerous bleeding rely on coagulants which take minutes to work.In a study published this month in Nature Biomedical Engineering, his team demonstrated how this arthropod-like glue can stop bleeding in seconds.

Despite Union Setback, Amazon Workers Fight for Dignity

Despite Union Setback, Amazon Workers Fight for Dignity

It wasn’t exactly political sabotage, says Alessandro Delfanti, a University of Toronto communications professor who heard the story while interviewing warehouse workers for a book about Amazon.

Watch Out—That Call of Duty: Warzone Cheat Might Be Malware

Watch Out—That Call of Duty: Warzone Cheat Might Be Malware

They provided a long list of Warzone Cheat Engine variants that installed a host of malware, including a cryptojacker, which uses the resources of an infected gaming computer to surreptitiously mine cryptocurrency .Activision’s analysis said that multiple malware forums have regularly advertised a kit that customizes the fake cheat.

Why Covering Canals With Solar Panels Is a Power Move

Why Covering Canals With Solar Panels Is a Power Move

“By covering canals with solar panels, we can reduce evaporation and avoid disturbing natural and working lands, while providing renewable energy and other co-benefits,” says environmental engineer Brandi McKuin of the University of California, Merced, and the University of California, Santa Cruz, lead author on the paper.

Privacy-First Browser Brave Is Launching a Search Engine

Privacy-First Browser Brave Is Launching a Search Engine

Two years after publicly launching a privacy-focused browser, Brave, founded by former Mozilla executive Brendan Eich, is taking on Google’s search business too.Bing’s own index of the web also helps to provide results in other Google rivals, such as DuckDuckGo which uses it as one of 400 sources that feed into search results.

Texas’ Icy Disaster Makes the Case for Uniting the US Grid

Texas’ Icy Disaster Makes the Case for Uniting the US Grid

But neither the eastern nor the western half of the national grid sticks tendrils into Texas in a way that would have let the state borrow large amounts of power when facing a massive, sudden freeze.

How Planes Keep Flying After an Engine Catches Fire

How Planes Keep Flying After an Engine Catches Fire

It feels like a nightmare scenario for airplane passengers: You take a look out the window in between mini-pretzel bites to see an engine cloaked in flames, shedding pieces of metal mid-flight from 10,000 feet in the air.

If Work Is Going Remote, Why Is Big Tech Still Building?

If Work Is Going Remote, Why Is Big Tech Still Building?

The company continues to expand its presence in other Bay Area cities, and Zuckerberg told employees that Facebook still saw a use for all of its current and planned space.

Researchers Levitated a Small Tray Using Nothing but Light

Researchers Levitated a Small Tray Using Nothing but Light

Energy from the LEDs heats up the Mylar’s specially-coated underbelly, energizing air particles under the plastic and propelling the plates away with a tiny, but mighty, gust.

As More Women Enter Science, It’s Time to Redefine Mentorship

As More Women Enter Science, It’s Time to Redefine Mentorship

When a group of researchers at NYU Abu Dhabi published a paper in Nature Communications last fall suggesting that young women scientists should seek out men as mentors, the backlash was swift and vociferous.

Forget Blood—Your Skin Might Know If You’re Sick

Forget Blood—Your Skin Might Know If You’re Sick

But in a paper published in January in Nature Biomedical Engineering, researchers from Washington University in St. Louis reported catching ISF biomarkers with disposable microneedle patches and measuring them up to about 800 times more sensitively than comparable biomarker tests.

North Korea Targets—and Dupes—a Slew of Cybersecurity Pros

North Korea Targets—and Dupes—a Slew of Cybersecurity Pros

ZecOps’ Avraham says that while the hackers hadn't fooled him in their brief DM chat, he did click on a link in one of the attackers' blog posts that purported to show some research-related code.

The Secret History of the First Microprocessor, the F-14, and Me

The Secret History of the First Microprocessor, the F-14, and Me

Ray and I reconnected over the summer, and after he told me his story, I wanted to learn more about the Central Air Data Computer and its place in history—and how his life might have branched around mine.

Could Carbon Dioxide Be Turned Into Jet Fuel?

Could Carbon Dioxide Be Turned Into Jet Fuel?

By adding heat (350 degrees Celsius, which is 662 degrees Fahrenheit) to citric acid, hydrogen, and a catalyst made of iron, manganese, and potassium to the carbon dioxide, the team was able to produce liquid fuel that would work in a jet engine.

A Rocket From 1966 Has Found Its Way Back to Earth’s Orbit

A Rocket From 1966 Has Found Its Way Back to Earth’s Orbit

Meanwhile, the spent Centaur rocket continued on its merry way through space and was pretty much forgotten—at least until August of this year, when astronomers using the Panoramic Survey Telescope and Rapid Response System (Pan-STARRS) in Hawaii spotted a mysterious object in a solar orbit that was due to pass close by Earth.

A Race Car Crash From Hell—and the Science That Saved Its Driver

A Race Car Crash From Hell—and the Science That Saved Its Driver

But during Grosjean’s drift, which was perfectly normal on its own, his whirring massive right rear tire and the left front tire of car 26 glanced together.It engulfed everything—the steel barrier, the front end of the car, and Grosjean himself.

To Save the Planet, Get More EVs Into Used Car Lots

To Save the Planet, Get More EVs Into Used Car Lots

Now, more capable electric vehicles, with ranges exceeding 100 miles, are making their way to used car lots, like BMW i3s , Nissan Leafs , and Volkswagen E-Golfs from 2014 and later.

The Anticlimax of the Google Antitrust Suit

The Anticlimax of the Google Antitrust Suit

Now Google is accused of forcing phone companies to install its apps on the Android OS—which it gives away for free.There’s no question that Google dominates search, but in 2020, there isn’t one company that rules technology but a cluster (including Microsoft).

How Google's Android Keyboard Keeps ‘Smart Replies’ Private

How Google's Android Keyboard Keeps ‘Smart Replies’ Private

The only time the company knows what you're typing on Gboard is when you use the app to submit a Google search or input other data to the company's services that it would see from any keyboard.

When Coffee Machines Demand Ransom, You Know IoT Is Screwed

When Coffee Machines Demand Ransom, You Know IoT Is Screwed

The same researchers found that version 2 of the iKettle and the then-current version of the Smarter coffee maker had additional problems, including no firmware signing and no trusted enclave inside the ESP8266, the chipset that formed the brains of the devices.

Geoengineering Is the Only Solution to Our Climate Calamities

Geoengineering Is the Only Solution to Our Climate Calamities

Geoengineering proposals generally fall into two categories: removing carbon from the atmosphere, or shielding Earth from solar radiation.European and Asian governments support geoengineering in principle, and it now has bipartisan support in the US, which recently approved $4 million for the National Oceanic Atmospheric Administration (NOAA) to assess solar climate interventions.

Is Lightning-Fast Plasma the Key to a Cleaner Car Engine?

Is Lightning-Fast Plasma the Key to a Cleaner Car Engine?

For years, the Vehicle Technology Office has been focused on swapping out conventional gasoline with more environmentally friendly biofuels .“An internal combustion engine can utilize a wide range of fuels, and some of those can be partially renewable,” says Howell.