High-speed video and wind-tunnel tests show it's the speeding bird's tail feathers that chirp, vibrating like a clarinet reed. If dinosaurs developed like birds, their closest living relatives ...

because some pills have a unique size or shape. Check with your doctor or pharmacist first. Only split the tablet that you’re about to take. Don’t cut them all at once because things like heat ...

The upward flow of air is what gives a flame its teardrop shape and causes it to flicker. But odd things happen in space, where gravity loses its grip on solids, liquids and gases. Without gravity ...

Sure, the Magic Clip is moderately pricey, but with an under-$200 price tag, it’s more affordable than other pro options from brands like Bevel. The Magic Clip comes with sturdy titanium-coated ...

The aggressive and dominant child may not find satisfaction with the flute. Very suitable for children who are labeled ... They are easygoing, responsible children who like being "in the middle of ...