Even new-fangled sonar may keep sperm whales from finding food

Sperm whales use echolocation to search for prey such as squid in the deep, dark ocean – so it makes sense that competing sounds down there could screw that process up. A recent study now indicates that even a new-and-improved type of manmade sonar doe… Continue reading Even new-fangled sonar may keep sperm whales from finding food→

AirBag inflatable sleeping bag has a built-in air mattress

It can be uncomfortable, using a sleeping bag that’s laid directly onto the floor of a tent. Utilizing a cushy sleeping pad helps, but that’s one more thing you have to pack along … and that’s where the inflatable AirBag is designed to come in.Continue… Continue reading AirBag inflatable sleeping bag has a built-in air mattress→

Yamaha and Japan Airlines trial same-day seafood delivery by drone

While it’s important to get fresh seafood from fishing boats to restaurants as fast as possible, using a full-size crewed aircraft to do so isn’t always cost-effective. That’s why Yamaha and Japan Airlines are now looking at using a drone for part of t… Continue reading Yamaha and Japan Airlines trial same-day seafood delivery by drone→

Study concludes that electric cars don’t affect pacemakers

Although it doesn’t happen often, it is possible for electromagnetic fields (EMFs) to affect the performance of cardiac implants such as pacemakers. Fortunately for recipients, though, a new study indicates that EMFs produced by electric cars pose no s… Continue reading Study concludes that electric cars don’t affect pacemakers→

“Smart” sticker would let shoppers know if food hasn’t been kept cold

If you’re buying food that should have been kept cold right up until you took it off the shelf, it would certainly be good to know if it had actually reached room temperature at some point. An experimental new sticker could help, as it’s designed to te… Continue reading “Smart” sticker would let shoppers know if food hasn’t been kept cold→

Another possible use for coffee grounds: Biodegradable plastic

We’ve been hearing more and more about eco-friendly biodegradable plastics, made from cellulose nanofibers. Although those fibers are typically harvested from wood waste, new research shows that they could also be obtained from mega-plentiful used coff… Continue reading Another possible use for coffee grounds: Biodegradable plastic→

City lights may be keeping urban fish from getting enough “shut-eye”

Although they don’t have eyelids that they can close, fish do indeed sleep – and as is the case with humans, sleeping is crucial to their health. According to a recent study, though, city lights may be keeping them awake at night.Continue ReadingCatego… Continue reading City lights may be keeping urban fish from getting enough “shut-eye”→

Add-on tech lets drones detect and avoid obstacles in all directions

In order for them to fly beyond line-of-sight of their users, drones have to be constantly “aware” of potential hazards surrounding them on all sides. That’s where the Casia 360 system comes in, as it’s designed to give 360-degree vision to existing dr… Continue reading Add-on tech lets drones detect and avoid obstacles in all directions→

Using steel slag to treat sewage makes it better for use in concrete

Steel slag is currently utilized both to treat wastewater, and as a concrete aggregate. New research now indicates that using it for the former makes it perform even better as the latter – so the same slag could be used twice, first for one purpose and… Continue reading Using steel slag to treat sewage makes it better for use in concrete→

Nurses’ locational badges used to track patients’ recovery

When someone is recovering from surgery, they’re typically encouraged to go for walks down the hospital hallways. Scientists have now found that by repurposing an existing device, it’s possible to ascertain just how much patients are heeding that advic… Continue reading Nurses’ locational badges used to track patients’ recovery→