These strangely-shaped twisted-loop propellers look like a revolutionary (sorry) advance for the aviation and marine sectors. Radically quieter than traditional propellers in both air and water, ...

There are few companies that produce a product or service that truly innovates in the realm of recreational boating. To be fair, powerboating is a mature activity, almost 200 years old. By now, it’s ...

Over the past few years, labels such as DJI have pushed drones into the mainstream. If you look closely, you'll notice that a majority of them have four propellers, while helicopters have fewer of ...

Solar Impulse 2, the plane powered only by the sun, has dominated the electric aircraft news cycle recently, starting its 5-month, 20,000-mile journey around the world this month. But they're not the ...

After debuting a number of new versions of its proprietary propeller in 2024, Sharrow Engineering has dedicated much of 2025 to expanding its US production base and operations. It moved into a new ...

Sharrow Marine, the manufacturer of the ground-breaking “ribbon” style of propellers, now aims to provide owners of larger, inboard-powered ships with improved performance. With Australian-based VEEM ...

Subscribe to our newsletter for the latest sci-tech news updates. SINTEF has now designed and manufactured new measuring equipment for model testing of contra-rotating propellers. This could be good ...

Tracking the weather is more important than ever now that we're seeing record breaking storms nearly every year. According to Climate Central, the number of weather incidents causing more than a ...

No matter what you read or hear, there is still a fair bit of pseudoscience in propeller selection. Chasing the correct combination of speed and smoothness generated from a propeller can be an ...

If you've ever visited a World War II museum and seen some of the dummy bombs on display, you may have noticed a distinct, unusual characteristic on some of them. Some of these bombs possessed tiny ...