Want to know what the oceans looked like 2.5 billion years ago? Head to Canada

April 30, 2017

Canada's Boreal Shield lakes, such as Lake Superior, could offer clues to how life thrived in ...

Earth might not have been the best place to set up home during the Archaean era but life nevertheless managed to establish a foothold in the form of single-celled microbes that thrived in its iron-rich and oxygen-free ancient oceans. Although much of this period remains a mystery, micro-organisms residing in the still cool depths of Canada's Boreal Shield lakes could shed light on our early origin story that began more than 2.5 billion years ago.

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Category: Science

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FPV car racing is getting kinda gnarly

April 29, 2017

Gnarly Racers, in 3D-printed prototype form

Perhaps you like the idea of FPV (first-person view) drone racing, but you're a little uncomfortable with the thought of piloting a rapidly-moving quadcopter through the air. If you are, then maybe FPV car racing would be more to your liking. Although hobbyists have been doing it on a DIY basis for years, there's a relatively low-priced new kit that contains everything you need.

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Category: Games

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Bike tire insert takes on flats and rough rides

April 28, 2017

The Banger is installed inside a regular tubeless tire, like an inner tube

For decades, various manufacturers have dabbled in flat-proof bicycle tires that have a solid or foam-filled core. The problem is, those tires tend to be heavy, plus there's no way of adjusting their firmness. Italian startup MrWolf is now offering an alternative, in the form of the Banger. Not only is it lighter and more adjustable than a solid tire, but it reportedly also gives mountain bikers a smoother ride than they'd get with regular tires.

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Category: Bicycles

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Lego launches Saturn V Apollo rocket set

April 28, 2017

The Lego replica of the Saturn V rocket will stand one meter tall when finished

As the first rocket to put people on the moon, NASA's Saturn V occupies a special place in the history of space exploration. And now it can occupy a special place in your Lego collection, too, with the company today launching an Apollo Saturn V replica Lego kit.

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Category: Children

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Female dragonflies fake death to avoid lusting males

April 28, 2017

Sexual death feigning, as it's called, is incredibly rare but not unsighted in the animal kingdom

Rassim Khelifa was standing by a pond in the Swiss Alps collecting insect eggs one day, when he noticed something strange. A dragonfly being hotly pursued by another suddenly took a dive and crashed to the ground, seemingly dead on the spot, before springing back to life and making a grand escape once the coast was clear. The observations that followed confirmed a previously unknown phenomenon – the insect had faked its death to give a wannabe lover the slip.

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Category: Biology

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