7 functional walkie-talkie sets for kids

7 functional walkie-talkie sets for kids

The walkie-talkie is a type of two-way radio mainly used to communicate over distances without a telephone line. The use of walkie-talkies has been popularized by the military and law enforcement agencies, but they have also been used by hikers, hunters, and other outdoor enthusiasts. In the past few years, more and more people have … Read more

Cheaper, more efficient, and bigger turbines

Cheaper, more efficient, and bigger turbines

Wind turbines of the future will be taller, bigger, and more efficient, opine experts in the field of renewable energy technology. These changes aren’t very far ahead and could be achieved as early as the middle of the next decade, a press release from the  National Renewable Energy Laboratory (NREL), the primary laboratory looking into renewable … Read more

Those F-18 flights cost a staggering price per hour

Those F-18 flights cost a staggering price per hour

If you are planning to watch the latest Hollywood military flick, Top Gun: Maverick this weekend, here’s a little ‘did-you-know’ that you can use to chime into the conversation about the movie with your friends. Yes, we’re talking about the money Hollywood paid to film the F-18s.  If you belong to the Gen Y and … Read more

China developing weapons to shoot down Elon Musk’s Starlink satellites

China developing weapons to shoot down Elon Musk's Starlink satellites

Hope for the best, but prepare for the worst. This seems to be the attitude of researchers in China, who’re working on ways of disabling and potentially eliminating SpaceX’s Starlink satellites — in the not-wholly-farfetched scenario where they might represent a threat to the country’s national security, according to an initial report from the South … Read more

These earthworm-inspired robots may one day crawl through aircraft engines

These earthworm-inspired robots may one day crawl through aircraft engines

The engine of an aircraft is a labyrinth of twisting, turning pipelines that transport fluids and gases throughout the machine. Those geometries can make inspecting the pipelines extremely difficult. A team of roboticists looked to nature for inspiration in developing a new, more efficient method. Their invention — mechanical earthworms with “muscles” made of dielectric … Read more

Scientists can now grow wood in a lab without cutting a single tree

Scientists can now grow wood in a lab without cutting a single tree

The irony of the world is that almost every ‘save the forests’ meeting and conference happens inside a well-furnished room that is decorated with furniture made by cutting trees. The market for wood-derived products stood at $631 billion in 2021, and despite all the efforts that environmentalists have been putting in to prevent deforestation activities, it … Read more