Cathrene Rowell

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Robots

First Click: Doing something about climate change is getting easier

For most people, climate change became an indisputable scientific fact around the year 2006. That’s when Al Gore’s <i>An Inconvenient Truth</i> was released. While it’s fair to criticize the documentary for being infotainment, it’s irresponsible to deny the central argument: the risks from climate change …

Titan’s strange lakes may be sinkholes

What forms the depressions holding liquid hydrocarbon lakes on Saturn’s moon Titan? It might be a process similar to that creating caves and …

Big universe, big data, astronomical opportunity

The future of astronomy is not in acquiring new data, but in mining the old<p>Astronomical data is and has always been “big data”. Once that was only true metaphorically, now it is true in all senses. We acquire it far more rapidly than the rate at which we can process, analyse and exploit it. This …

New pictures of dwarf planet Ceres which could hold alien life

Nasa's spacecraft Dawn has sent back the closest images ever taken of the dwarf planet Ceres<p>The closest pictures ever taken of the dwarf planet Ceres show that its surface is so peppered with crater marks that it looks like a giant golf ball.<p>Ceres, the largest body in the asteroid belt between Mars …

Sci-fi and Jurassic Park have driven research, scientists say

To some extent, 1993’s Jurassic Park did actually drive and develop the science and technology of ancient DNA research<p><i>This article was first published on The Conversation.</i><p>The park is open. Two decades on and Jurassic Park has morphed into Jurassic World, the one and only dinosaur theme park. …

Sciencespeak: Pteroid

I’m going to teach you how to do a pterosaur impression.<p>Stick your arms out to your sides with your palms facing forward. Now, while keeping the rest of your fingers curled in a loose fist, stick out your fourth finger. It’s like you’re giving a New Jersey hello, but with your ring finger instead …

Dinosaurs

Japan: Fukushima residents can go back home in two years, says government

Japan stepped up plans to authorise the return of people evacuated from their homes after the Fukushima nuclear disaster, while postponing a key …

Nuclear Energy

Now Google lets you save your search history

Google will allow users to download their search history — a handy tool if you've ever wanted a closer look at what really makes you tick online.<p>The …

Apps

See it! This weekend’s moon and Jupiter

Thank you to all in the EarthSky community who posted photos of the moon and Jupiter on March 29, 2015!<p>Bottom line: March 29 2015 moon and planet …

Total solar eclipse at 35,000 feet

We’ve seen some wonderful photos of sky events taken from airplane windows. This one is really dramatic.<p>Our friend Eric Recurt submitted this …

Astronomy

Curiosity rover finds nitrogen on Mars

In another hopeful sign that Mars was once habitable, NASA's Curiosity rover has detected nitrogen in the soil of the Red Planet for the first …