Month July 2018

5 Tips to Help You Do Better Nighttime Photography

Nighttime photography offers the opportunity to observe and photograph some great astronomical subjects including the moon (as a whole or during different phases), stars, the Milky Way and even celestial events such as the Northern Lights. If you are new…

Ultra-sensitive radio telescope debuts in South Africa

South African Radio Astronomy Observatory Another piece of the Square Kilometer Array’s puzzle just fell into place. South Africa has officially switched on MeerKAT, billed as the most sensitive radio telescope of its type on the planet. Some parts of…

‘DNA Repairing’ Sunscreens Might Actually Work

The sun’s ultraviolet radiation is dangerous to our skin cells because it damages our DNA. That’s why sun exposure can cause cancer, and why sunscreen is so important (even apart from its power to prevent sunburns). There are sunscreens that…

Giant, newly discovered dinosaur was literally a huge weirdo

You’re standing in a lush forest 230 million years ago in what is now Argentina.  You’re alone among the Triassic shrubbery. Suddenly, an elephant-sized dinosaur comes lumbering your way through the overgrowth. The dinosaur looks somewhat familiar — kind of…

Meet the drone that flies without propellers

Every drone on the market (or even a DIY one) has one iconic detail. The propeller that gives it vertical lift-off. The propeller is pretty much the most important part of the drone, but it’s also the most vulnerable. The…