Prolonged grief disorder recently debuted in both of the two manuals that clinicians use to diagnose psychological conditions. But the DSM and the ICD don't completely agree on what it is.

From an Australian fire that's been continually burning for millennia, to earthquakes that shake the ground for centuries, here are four natural disasters that lasted way longer than you might have expected.

Jessi and Squeaks enjoy the winter season by constructing a model of the Fort out of gingerbread!<br/>

In 2024, NASA plans to send the first humans to the Moon (well, around the Moon) in over 50 years ago. And in order to get the necessary oomph to hurl those astronauts over there, NASA will be using its most powerful rocket ever: the...

Eurypterids are rare in the fossil record overall. But when we find these 400-million-year-old "sea scorpions," we find LOTS of them. <br/>

It's no secret that cold can help treat a source of pain, like a sprained ankle or even a burn. But new technology might be able to take that principle and apply it /directly/ onto your nerves!

Connecting with the people you work with doesn't just make your team stronger — it's good for you too. Whether you've just joined a new organization or you're managing a remote team, these three tips from collaboration expert Mark T....

Achilles, just slain in the Trojan War, arrives in the Underworld and is greeted by Sibyl of Cumae— a prophetess and also the realm’s local guide. Though it gets a bad rap, Sibyl is determined to prove to the newcomer that hell is...

The metaverse could be our key to making real progress in the fight against climate change, says engineer Cedrik Neike. Examining how AI-powered modeling eliminates the trial and error of wasteful industries, he explores how this...

You don't need political power to make real change, says activist Katie Fahey. She tells the story of how she led a successful movement in Michigan to end gerrymandering — the practice of drawing district lines to favor one political...

AI won't kill us all — but that doesn't make it trustworthy. Instead of getting distracted by future existential risks, AI ethics researcher Sasha Luccioni thinks we need to focus on the technology's current negative impacts, like...

Oiwa’s only hope for ending her marriage to the cruel and dishonorable samurai, Iemon, was her father. But after he tried to end the union, Iemon murdered him in cold blood. With plans to marry another, Iemon conspired to poison his wife...

How is the US going to reach net zero by 2050? That's the question Asmeret Asefaw Berhe, director of the Office of Science for the US Department of Energy, is urgently trying to answer. She shares the thinking behind what her team is...

In 2023, Joseph Dituri set a world record for the longest continuous stay underwater. And that 100 day stay had effects on both his body and mind. Scientists have been studying the effects of living underwater since the 1960s, but how...

In 2021, the Parker Solar Probe fulfilled its mission to “touch the Sun”. But the temperature over there was millions of degrees Celsius. How did the spacecraft not melt?<br/>

Animals eating other animals seems like a tale as old as time, but it's only almost that old. Predation had to evolve in the Ediacaran period -- so let's look at early almost-predators like Auroralumina, Kimberella, Ikaria, and whatever...

Recently, a group of scientists have declared that the start of the Anthropocene, the time of outsize human influence on Earth, to be Crawford Lake in Canada. But how can a time be a place? We'll explain, and maybe grab some maple...

Occasionally, a volcano coughs up a ring of fog. How does it create that whimsical shape, and how similar is it to the smoke rings humans can make?<br/>

It's always an asteroid heading straight toward us that we worry about, never what happens to us when we head straight toward the asteroid. OSIRIS-REx's experience with Bennu tells us it's worth a thought.

It’s common knowledge that you should never look directly at the sun. But, like, what about during an eclipse? Surely you can look then?

Telescopes can get pretty big, incredibly big actually. Unbelievably big. So here's a compilation about how we managed to get them that size and how that size helps us to see.

With star names like 2MASS J05551028+0724255, it might seem like astronomers are not so great at naming things. But if you know the code, these names can actually help you find the star in the sky.

While there's still a lot that astrophysicists don't know about the Big Bang, there are some things we do know. So today, let's get caught up on the Big Bang basics.

Occultations may sound spooky, but in actuality they can inform us of some of the most unknown parts of the universe.