April 2022

Honeybees can learn the difference between odd and even numbers, just like us

“Two, four, six, eight; bog in, don’t wait”. As children, we learn numbers can either be even or odd. And

Astronomer’s mind-blowing animation shows the true scale of our Solar System

Sometimes it takes an animation on Twitter to truly comprehend – or at least begin to comprehend – the amazing diversity

As the oceans warm, marine life faces extinction levels that rival the dinosaurs’ end

By 2100, we could be heading towards a loss of life in our oceans that rivals some of the largest

Parasites can ride sea-faring microplastics, possibly contaminating ocean life and us

Tiny parasites could be hitchhiking on microplastics floating in the ocean and then hopping to ocean life. Under laboratory conditions,

Ingenuity makes a trip to see the debris left by Perseverance’s landing on Mars

You may recall we reported earlier this month that the Perseverance rover finally spotted its parachute and backshell off in the

Here’s why hibernation in space may not be possible for humans after all

Sending humans virtually anywhere in space beyond the Moon pushes logistics of health, food, and psychology to limits we’re only

Ultraprecise atomic optical clocks could help us redefine the length of a second

The definition of a second, the most fundamental unit of time in our current measurement system, hasn’t been updated in more than

Physicists just measured the heaviest known particle with record-breaking precision

The world of particle physics has been on shaky ground lately. For years, researchers have been scrutinizing particles to make

Something’s glowing at the galactic core, and we could be closer to solving the mystery

Something deep in the heart of the Milky Way galaxy is glowing with gamma radiation, and nobody can figure out

Astronomers are about to make a massive announcement about something in the Milky Way

In two weeks’ time, the European Southern Observatory (ESO) is going to present the world with new information about our

The Largest Known Carnivorous Sea Monsters Have Likely Been Found in the Swiss Alps

Researchers have found the broken tooth of one of the largest carnivores ever to stalk the Earth. No, it isn’t T.

Dog breeds don’t explain their behavior as much as we think, scientists say

Picking a breed of dog is usually about more than just looks. If you want a smart and playful pup,

Anesthetic has been found to drastically change primate brain waves. Here’s how

The widely used anesthetic propofol has a dramatic effect on the oscillating waves circulating through the brain, a new primate

Venus And Jupiter Will Appear to ‘Nearly Collide’ in The Night Sky This Week

Early risers this month have been treated to an incredible and rare spectacle – the almost perfect alignment of four

Over 20% of reptile species are now at risk of extinction, scientists warn

At least one in five reptile species are threatened with extinction, including more than half of turtles and crocodiles, according

Record-Breaking Earthquake Swarm Hits Antarctica as Sleeping Volcano Awakens

A long-dormant underwater volcano near Antarctica has woken up, triggering a swarm of 85,000 earthquakes. The swarm, which began in

Scientists Say There’s a Formula For Getting ‘In The Zone’

Sometimes, you just feel like you’re more ‘on it’ than normal: you’re in the zone, you’re on the ball, you’re

Physicists Developed a Superconductor Circuit Long Thought To Be Impossible

By exchanging a classical material for one with unique quantum properties, scientists have made a superconducting circuit that’s capable of

Large Hadron Collider Breaks Proton Record Only Days After 3-Year Shutdown

Europe’s Large Hadron Collider has started up its proton beams again at unprecedented energy levels after going through a three-year

We have even more evidence life’s building blocks came to Earth from space

We still don’t know just how the first life emerged on Earth. One suggestion is that the building blocks arrived

Watch These Male Spiders Jump Like Hell to Avoid Being Eaten After Sex

The male communal orb-weaving spider Philoponella prominens is a regular relationship ghoster. After a bit of hanky panky with a

Gigantic asteroid is about to skim past Earth, NASA says

A gigantic “potentially hazardous” asteroid that may be twice the size of the Empire State Building is set to zoom

There’s one way time travel could be possible, according to this physicist

Have you ever made a mistake that you wish you could undo? Correcting past mistakes is one of the reasons

Ancient objects may have been explosive hand grenades almost 1,000 years ago

A new analysis of ancient ceramic pots from 11th–12th century Jerusalem has backed up previous propositions that some of these

We finally know how the nightmarish bloodworm grows fangs made of metal

Bloodworms are not for the faint-hearted. These fleshy-looking marine tubes might look harmless from a distance, but don’t be deceived.

This giant moon of Saturn has yet another strange similarity to Earth

Compared to most places you might wander in the Solar System, Titan – the giant moon of Saturn – is

A double solar flare just triggered radio blackouts over Asia and Australia

A restless sunspot threw off a double solar flare Monday (April 25), triggering some radio blackouts over Asia and Australia. 

The largest marsquakes to date have been detected in the ‘shadow zone’

One of the most intriguing features of Mars is the presence of quakes not unlike ones we get on Earth.

Time may not exist at all, according to physics

Does time exist? The answer to this question may seem obvious: Of course it does! Just look at a calendar

Mysterious skeleton with head placed at feet is an ancient puzzle we’ve seen before

Archaeologists in the United Kingdom have uncovered a Roman-era mercenary buried with his sword and a mysterious beheaded skeleton. The

Study reveals an unexpected side effect of traffic safety messages

Attention-grabbing signs that remind drivers of highway mortality can backfire in unexpected ways, according to a new study. When cars

We finally know where dingos sit in dogs’ evolutionary family tree

Many people know modern dogs evolved from the grey wolf. But did you know most of the more than 340

This weird-looking aquatic arthropod didn’t have eyes and used ‘stilts’ to get around

Paleontologists recently announced the discovery of an “exceptionally well preserved” ancient animal near the eastern shore of Lake Simcoe in

These tiny crystals are ‘time capsules’ of Earth’s early plate tectonic activity

Tiny crystals of zircon dated to 3.8 billion years ago contain the earliest geochemical evidence yet for plate tectonic activity

Research think they’ve cracked the secret behind Pluto’s weirdly unstable orbit

In 1930, astronomer Clyde Tombaugh discovered the fabled “Ninth Planet” (or “Planet X”) while working at the Lowell Observatory in

This terrifying space angel is actually a merger of two colossal cosmic objects

Two galaxies locked together in an intricate gravitational dance have created a beautiful illusion in the depths of space. Captured

Distinctive new species of crowned medusa makes experts reevaluate jellyfish royalty

In spite of years of research on various examples of deep-sea crown jelly known as Atolla, the genetic confirmation of

After a 3-year break, the Large Hadron Collider restarts to smash some more atoms

The world’s largest particle collider is getting ready to smash atoms harder than ever before. Following a three-year break of

Today’s special Google Doodle is not a cute cartoon – it’s our stark reality

Each year on April 22 Google’s homepage marks the occasion of Earth Day. Most of the time, these interactive logos

Look at this epic NASA backpack designed for astronauts on the Moon

Human explorers on the Moon may be able to send back unprecedented, finely detailed maps of the lunar surface, thanks

This Hubble anniversary pic of unusual galaxies is out-of-this-world gorgeous

We’ve written about some truly stunning deep space pictures here on ScienceAlert, but a new Hubble snap showcasing a special collection

It’s official: Tonga’s volcano was the largest explosive eruption of the 21st century

It’s official: after some careful data analysis, the Tonga volcano eruption of 2022 has been confirmed as the largest explosive

Ancient Spider Reveals a Secret Glow That Sustained It For Eternity

A fossilized spider that glows under ultraviolet light has given away the secret of its exceptional 23-million-year-long existence. When researchers

The two drivers of massive insect population die-off have finally been identified

They help us put food on our tables through pollination and nutrient recycling. They break down and dispose of organic

Venus should be ‘locked’ with one side facing the Sun. Here’s why it isn’t

When two bodies in space are close together enough, their gravity acts as a brake, slowing them until one’s rotation

The eyes can reveal if someone has aphantasia – an absence of visuals in their mind

Aphantasia is the strange condition where some people are unable to visualize images in their mind. For a long time, aphantasia

Astronomers Discover Brand-New Type of Star Explosion: The Micronova

A newly discovered type of stellar explosion could help us better understand thermonuclear outbursts on dead stars. The new phenomena

Secret US Defense Program Proposed Nuking the Moon, Documents Reveal

The US government’s now-defunct Advanced Aerospace Threat Identification Program (AATIP) spent millions of taxpayer dollars to research bizarre, experimental technologies