Can we stop climate change by removing CO2 from the air? | Tim Kruger

To avoid dangerous climate change, we’re going to need to cut emissions rapidly. That should be a pretty uncontentious statement, certainly with this audience. But here’s something that’s slightly more contentious: it’s not going to be enough. We will munch our way through our remaining carbon budget for one and a half degrees in a […]

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Cloud Computing – Computer Science for Business Professionals – by CS50 at Harvard

Cloud computing– it’s this term that rather swept onto the scene in recent years. And it sounds like it’s some new and trendy technology. But in reality, it’s really just a very nice packaging up of a whole number of technologies that have actually been with us for some time. In fact, cloud computing, in […]

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Transforming Air Into Pure Drinking Water Is Finally Possible, Here’s How

Deserts are not particularly welcoming environments, and yet at least hundred million people live in desert regions around the world, according to the UN. They have to make due with less than 25 cm of rainfall each year, and for many, even that miniscule water supply is under threat as climate change is making dry […]

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Watch this caterpillar fling its beetle attacker through the air

You don’t want to make this caterpillar angry. In response to prodding by a curious human or a hungry beetle, this hornworm menances an attacker with hisses and lunges. If that’s not enough to deter a predator, out come the wrestling moves. The hornworm will use its mandibles to grab and throw an attacking beetle, […]

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5 Creepy Weather Phenomena That Shouldn’t Be Allowed

[INTRO ♪] Over the years, we’ve talked about some weird weather here on SciShow— from red sprites to thundersnow to spider rain or murderous fogs. But all that still hardly scratches the surface of how weird weather can get. From blood rain to volcanic tornadoes, here are five more kinds of weird, wacky, wonderful and […]

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