Eleanor Imster

Surprising number of exoplanets could host life

A new study suggests that distant stars in our Milky Way galaxy might be orbited by as many as 7 Earth-like planets, in the absence of a gas giant planet like Jupiter.

A shiny green ball on a black background.

Images show Martian night sky pulsing with ultraviolet light

Vast areas of Mars’ nightside atmosphere glow and pulsate with ultraviolet light, according to images from NASA’s MAVEN spacecraft.

Nose of a German shepherd.

These dogs are trained to sniff out the coronavirus

Scientists have been working with professional trainers in South Australia, Victoria and New South Wales to train dogs to sniff out Covid-19. Most of the dogs have a 100% success rate.

A group of penguins huddled together on the ice.

Satellites discover new penguin colonies from space

Satellite images have revealed 11 previously unknown emperor penguin colonies in Antarctica, identified by telltale reddish-brown guano stains the birds leave on the ice.

LIDAR over Antarctica

A laser shoots into the sky to study the atmosphere at Concordia research station in Antarctica.

Two balls illuminate from the bottom.

Return of an extremely elongated cloud on Mars

A mysteriously long, thin cloud has again appeared over the Arsia Mons volcano on Mars.

Spacecraft launch.

Blast off! Perseverance, newest Mars rover, launched as planned

It was a picture-perfect launch this morning for the Mars 2020 Perseverance rover, with good weather and no major hitches. The rover lifted off on a United Launch Alliance Atlas V rocket from Cape Canaveral Air Force Station in Florida.

Human-linked Earth vibrations dropped 50% during Covid-19 lockdown

Between March and May 2020, many people across Earth went into lockdown. During those months, seismographs recorded a drop in human-linked vibrations in the solid Earth, by an average of 50%.

Watch ISS spacewalk July 21

On Tuesday, July 21, 2020, 2 NASA astronauts will perform the 2nd in a pair of International Space Station (ISS) spacewalks, to finish a 3.5-year effort to upgrade the station’s power system. How to watch.

These ancient crocodiles walked on 2 legs like dinosaurs

Researchers suggest 110-120 million year old fossil footprints were made by ancient crocodiles that walked on 2 hind legs about the same length as adult human legs.