Tagged: Earth

Take it from me: I’m not signing up to become a space tourist just yet… - Guest Work

Guest Author Apr 11, 2018

Rowena Christiansen, University of Melbourne This article was originally published on The Conversation. Read the original article. Take it from me is a new series in Science and Technology, where we find an expert to provide a personal but informed perspective on a topical issue. Elon Musk’s SpaceX reportedly has two people signed up for a … Read More

More bad news for dinosaurs: Chicxulub meteorite impact triggered global volcanic eruptions on the ocean floor - Guest Work

Guest Author Feb 12, 2018

Leif Karlstrom, University of Oregon and Joseph Byrnes, University of Minnesota This article was originally published on The Conversation. Read the original article. The end of the Cretaceous period 66 million years ago was a rough time to be living on Earth. Three global catastrophes occurred nearly simultaneously: The Chicxulub meteorite slammed into … Read More

Mining the moon for rocket fuel to get us to Mars - Guest Work

Guest Author Jan 18, 2018

Gary Li, University of California, Los Angeles; Danielle DeLatte, University of Tokyo; Jerome Gilleron, Georgia Institute of Technology; Samuel Wald, Massachusetts Institute of Technology, and Therese Jones, Pardee RAND Graduate School This article was originally published on The Conversation. Read the original article. Forty-five years have passed since … Read More

Science Tank | Remembering Cassini - Guest Work

Guest Author Dec 21, 2017

A planet named after the Roman god of time, renewal and liberation seems a fitting final resting place for our lovely friend Cassini-Huygens, whose life was spent furthering astronomical knowledge and the liberation of truth from a far-flung part of our small star system in this abyssal ocean of space. Cassini departed her earthly cradle in 1997, … Read More

Google’s artificial intelligence finds two new exoplanets missed by human eyes - Guest Work

Guest Author Dec 18, 2017

Jake Clark, University of Southern Queensland Two new exoplanets have been discovered thanks to NASA’s collaboration with Google’s artificial intelligence (AI). One of those in today’s announcement is an eighth planet – Kepler-90i – found orbiting the Sun-like star Kepler-90. This makes it the first system discovered with an equal number of planets to our own Solar … Read More

A map that fills a 500-million year gap in Earth’s history - Guest Work

Guest Author Jul 10, 2017

Alan Collins, University of Adelaide and Andrew Merdith, University of Sydney Earth is estimated to be around 4.5 billion years old, with life first appearing around 3 billion years ago. To unravel this incredible history, scientists use a range of different techniques to determine when and where continents moved, how life evolved, how climate changed … Read More

What species would become dominant on Earth if humans died out? - Guest Work

Guest Author Jan 27, 2016

Luc Bussiere, University of Stirling In a post-apocalyptic future, what might happen to life if humans left the scene? After all, humans are very likely to disappear long before the sun expands into a red giant and exterminates all living things from the Earth. Assuming that we don’t extinguish all other life as we disappear (an unlikely … Read More

Almost Armageddon? - Pointing At Science

Steve Pointing Oct 13, 2015

There were a large number of people who believed that the end was nigh last weekend, after reports that a massive asteroid was going to pass perilously close to Earth and possibly even impact and cause global devastation Armageddon style.  The fact that I reported this story on Monday’s Paul Henry Show attests to the fact this did not … Read More