Immune system: We seem to find people with a strong health defences more attractive

Previous research has shown that we are attracted to the body odour of people with better health, and now it seems the strength of your immune system is reflected in your face Health 16 February 2022 By Christa Lesté-Lasserre An attractive pair plainpicture/Daniel K Schweitzer Men and women are more physically attracted to the faces … Read more

Proxima d: Tiny exoplanet is third spotted in nearest star system to us

A star system just 4.2 light years away called Proxima Centauri is already known to contain two exoplanets, and now astronomers have spotted a third Space 10 February 2022 By Chen Ly An artist’s impression of Proxima d ESO/L. Calada Source: European Southern Observatory A third planet has been detected orbiting the closest star to … Read more

We May Finally Know Where Ebola Hides in The Brain to Emerge Years Later

Since 2013, medical experts in West Africa have been playing whack-a-mole with what looks like the same strain of Ebola virus, and we don’t really know why it continues to pop back up.   Even though we keep hammering away at the virus with effective antibody treatments and vaccines, this incredibly fatal infection keeps re-emerging … Read more

Scientists Made a ‘Fish’ From Human Cardiac Cells, And It Swims Like a Beating Heart

With its tail flipping rhythmically from side to side, this strange synthetic fish scoots around in its salt and glucose solution, using the same power as our beating hearts. This nifty miniaturized circulatory system, developed by scientists at Harvard and Emory universities, can keep swimming to the beat for more than 100 days.   The … Read more

Astronomers Spot The Youngest Pair of Asteroids Ever Discovered in The Solar System

A pair of asteroids orbiting the Sun formed less than 300 years ago, a new study has revealed. This makes them the youngest pair of asteroids ever discovered in the Solar System, by a factor of 10. The discovery could tell us more about how asteroids crumble, while raising some intriguing new questions.   “It’s … Read more

How a Magnetic ‘Tug-of-War’ With Io’s Volcanic Eruptions Creates Jupiter’s Auroras

Jupiter’s auroras – the lights that dance around its poles – are the most distinct in our solar system and over a thousand times brighter than Earth’s aurora. Now, a new study confirms that these otherworldly polar lights come from a unique source: space lava.   Jupiter‘s moon Io is the most volcanically active world in the solar … Read more

Biggest comet from outer solar system ever seen is 137 kilometres wide

Astronomers have calculated the size of a ‘mega comet’ originating in the Oort Cloud, a cluster of icy bodies that surrounds our solar system Space 4 February 2022 By Jonathan O’Callaghan Illustration of the comet Bernardinelli-Bernstein as it might look in the outer solar system NOIRLab/NSF/AURA/J. da Silva Astronomers have confirmed that a “mega comet” … Read more

Earth’s Water Was in The Solar System Before Earth Itself, Meteorite Reveals

We don’t know how life emerged on Earth, but one thing is certain: life as we know it on our planet wouldn’t exist without the water that wraps around the surface, runs in rivulets, and falls from the sky.   Our planet is the only one known to have life, and the only one on … Read more

It’s Official! A New Trojan Asteroid Has Been Discovered Sharing Earth’s Orbit

Earth has officially been joined in its orbit around the Sun by a new trojan asteroid. Named 2020 XL5, this chunk of rock is only the second object of its type ever to have been conclusively identified. Its discovery suggests that perhaps Earth trojans may be more common than we knew, and offers new insights … Read more

What Actually Is a ‘Bomb Cyclone’? An Atmospheric Scientist Explains

A bomb cyclone is a large, intense midlatitude storm that has low pressure at its center, weather fronts and an array of associated weather, from blizzards to severe thunderstorms to heavy precipitation. It becomes a bomb when its central pressure decreases very quickly – by at least 24 millibars in 24 hours.   Two famed … Read more