Planet Earth Contains Over 9,000 Tree Species Yet to Be Discovered, Scientists Say

An ambitious, first-of-its-kind effort to estimate how many different kinds of trees exist on Earth suggests our planet is teeming with thousands of tree species that still haven’t been discovered.   The huge international research effort – involving the work of over 100 scientists – estimates that there are approximately 73,000 tree species in total … Read more

Bizarre alien planet has layered atmosphere of vaporized metals

Scientists have spotted the first evidence of an alien world with an atmosphere that’s layered like Earth’s — although perhaps a little too toasty for human tastes. The planet, dubbed WASP-189b, isn’t a new discovery. Scientists already knew that the world, which lies about 322 light-years from Earth, is a gas giant that orbits its … Read more

This Stupendous Crater on Mars Looks Eerily Like a Tree Stump

You might be forgiven for thinking the above picture is the stump of a tree. Shift your perspective a little, however, and the truth becomes clear: What you’re looking at is much bigger than any tree – a concave depression on the surface of Mars, gouged out by a massive impact.   The rings radiating … Read more

Fix the Planet newsletter: Why planes need a battery breakthrough

By Adam Vaughan This is Fix the Planet, the weekly climate change newsletter that reminds you there are reasons for hope in science and technology around the world. To receive it in your inbox, sign up here. Judging from recent conversations I’ve been having, many people soon plan to fly for the first time since … Read more

Uranus and Neptune: We may now know why the two planets are different shades of blue

Uranus is pale blue in colour while Neptune is a deeper shade of blue, and an atmospheric model can explain the difference Space 28 January 2022 By Will Gater Uranus (left) and Neptune (right) imaged by Voyager 2 NASA/JPL-Caltech Uranus and Neptune are different shades of blue, and we may finally know why. In visible-light … Read more

Fix the Planet newsletter: Why planes needs a battery breakthrough

By Adam Vaughan This is Fix the Planet, the weekly climate change newsletter that reminds you there are reasons for hope in science and technology around the world. To receive it in your inbox, sign up here. Judging from recent conversations I’ve been having, many people soon plan to fly for the first time since … Read more

Wild New Paper Suggests Earth’s Tectonic Activity Has an Unseen Source

Earth is far from a solid mass of rock. The outer layer of our planet – known as the lithosphere – is made up of more than 20 tectonic plates; as these gargantuan slates glide about the face of the planet, we get the movement of continents, and interaction at the boundaries, not least of which is … Read more

NASA’s InSight Mars lander awakens from ‘safe mode’ after Red Planet dust storm

A NASA spacecraft has safely emerged from a precautionary “safe mode” after an intense Martian dust storm. The solar-powered InSight lander, which is designed to study the interior of Mars, entered safe mode to save power on Jan. 7; it went back to “more normal operations” by Jan. 19, the mission said in a Twitter … Read more

Fix the Planet newsletter: The weird and wonderful rivals to batteries

By Adam Vaughan Using a crane to lift weights and then release them to generate energy later is one novel approach being tried for energy storage. Energy Vault This is Fix the Planet, the weekly climate change newsletter that reminds you there are reasons for hope in science and technology around the world. To receive … Read more