Defining death: Does the cessation of consciousness or the failure of key organs mark the end—and why it matters

Defining death: Does cessation of consciousness or the failure of key organs mark the end of life?

Peter Singer |
Where is the line between life and death? Does the answer change if the person asking is not a philosopher ...
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The serotonin effect: Here’s an intriguing explanation for the mystery of long COVID

Pam Belluck |
Researchers at the University of Pennsylvania suggest that serotonin reduction is triggered by remnants of the virus lingering in the ...
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Antibiotic resistance is rising and seems unstoppable. CRISPR-designed molecules might offer an answer

Nicoletta Lanese |
Antibiotics drive bacteria toward drug resistance, so scientists are looking to viruses, CRISPR, and designer molecules for better treatments ...
Meet the Annihilator: Could this technology rid the environment of PFAS ‘forever chemicals’?

Meet the Annihilator: Could this technology rid the environment of PFAS ‘forever chemicals’?

John Wiegand |
PFAS stands for “per- and polyfluoroalkyl substances,” human-made and incredibly durable chemical compounds that have been used for decades ...
The speed of change spurred by gene editing is outpacing ethical constraints. This could be the consequences

Speed of breakthroughs spurred by gene editing is outpacing ethical constraints. These could be the consequences

Dana Goodyear |
The Chinese researcher He Jiankui was jailed for creating customized babies. Some observers argue that the real problem wasn’t him—it ...
What might our pre-human ape ancestors look like? This 12 million year reconstructed face may provide clues

What might our pre-human ape ancestors have looked like? This 12-million-year-old reconstructed face may provide clues

Rob Waugh |
Skull and bones of European ape were found together and could be one of the earliest relatives of human race ...
‘Crime of insincerity’: What happens when researchers publish scientific results they don’t believe in?

‘Crime of insincerity’: What happens when researchers publish scientific results they don’t believe in?

Benjamin Mazer |
Scientific publication can be a constraining, flattening, and maddening process—but that’s not necessarily a bad thing ...
Why is it easy for our brain to estimate four things, but not five?

Why is it easy for our brains to estimate four things, but not five or more?

Mariana Lenharo |
Your Brain: Humans can size up a grouping of four or fewer items in an instant, but larger quantities pose ...
Longertmism and AI: How Silicon Valley has shaped the debate on artificial intelligence around fears of human extinction

Longtermism and AI: How Silicon Valley has shaped the debate on artificial intelligence around fears of human extinction

Silicon Valley's favourite philosophy, longtermism, has helped to frame the debate on artificial intelligence around the idea of extinction ...
What geologists think the landmasses of the world might look like in 250 million years

Pangaea Ultima: What geologists think landmasses of the world might look like in 250 million years

Jonathan O'Callaghan |
Only a fraction of the planet’s surface will be habitable to mammals when the next supercontinent, Pangaea Ultima, forms ...
Are you a mosquito magnet? Here’s why mosquitoes like some people more than other

Are you a mosquito magnet? Here’s why mosquitoes like some people more than others

Liji Thomas |
Mosquito bites are annoying, unpleasant, sometimes painful, often the cause of allergic reactions – but also potentially deadly ...
How plastic-eating bacteria could help us make a dent in massive Pacific trash vortex

How plastic-eating bacteria could help us make a dent in massive Pacific trash vortex

Shelly Fan |
The Pacific trash vortex, is a massive collection of debris in the North Pacific Ocean, the main components are tiny ...
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Viewpoint: How genetics shapes human differences and why we shouldn’t avoid talking about this taboo

Elizabeth Gilbert |
There’s a long history of people misusing genetics research to justify societal inequalities; many people have chosen to ignore it ...
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Viewpoint: Young far-right activists embrace ‘scientific racism’

Adam Serwer |
Viewpoint: The pseudoscience of race provides both a justification of hierarchies and an enemy to rail against ...
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AI drug development breakthroughs open up possibility of faster, cheaper pharmaceutical production. Do these medications work?

Will Douglas Heaven |
Today, on average, it takes more than 10 years and billions of dollars to develop a new drug. The vision ...
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Monkey kept alive for two years with a genetically engineered pig kidney suggests pathway to developing organs for humans

Sony Salzman |
Harvard-affiliated scientists say they have been able to keep a monkey alive for two years with a genetically engineered pig ...
It’s Halloween horror movie time. Why do some people love to be scared but others are squeamish? Genetics

It’s Halloween horror movie time. Why do some people love to be scared while others are squeamish?

Athena Aktipis, Coltan Scrivner |
Scary play lets people—and other animals—rehearse coping skills for disturbing challenges in the real world ...
Viewpoint: In the name of equity, leftists try to limit patent system that protects biomedical innovation. Here’s why that could derail US innovation and hurt the most vulnerable

Viewpoint: In the name of equity, Democrats try to limit drug patent rights. Here’s why that could derail US bioinnovation and hurt the most vulnerable

Frank Watanabe |
When it comes to our currently world-leading biotechnology industry, our leaders are repeating many of the same mistakes ...
Neanderthals in all of us: Genetic legacy of our Pleistocene ancestors broadens our understanding of disease and survival

Neanderthals are in all of us: Genetic legacy of our Pleistocene ancestors broadens understanding of disease and survival

Laura Ungar, Maddie Burakoff |
Scientists are finding that traits inherited from our ancient cousins are still with us now, affecting our fertility, our immune ...
Making the case for soon finding alien life

Making the case for finding alien life sooner rather than later

Pallab Ghosh |
Nasa's James Webb Space Telescope (JWST) recently detected tantalising hints at life on a planet outside our Solar System ...
Does same-sex bonding in animals provide insight about sexual orientation in humans?

Does same-sex bonding in animals provide insight into sexual orientation in humans?

Carl Zimmer |
Apes branched off from other primates about 25 million years ago and evolved a much higher rate of same-sex sexual ...
How brainless jellyfish are capable of learning

How brainless jellyfish are capable of learning

Cnidarians -- the animal group which includes jellyfish, sea anemones and coral -- are brainless, instead getting by with a ...
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The evolution of cuteness (or why Ryan Gosling’s Ken has captured so many hearts worldwide)

Joshua Paul Dale |
The big idea: The question of how to trigger the cuteness response has implications beyond toys and movies ...
Are probiotics a scam or can they really improve your ‘gut microbiome’ and your health?’

Are probiotics a scam, or can they really improve your gut microbiome and health?

Daniel Freedberg |
Probiotics are "good" bacteria taken in the hope of improving health & change the bacteria that live in the gut, ...
8 ways to help you sort social media misinformation and AI imagery

8 ways to help you identify social media misinformation and AI imagery

Heather Kelly |
How do you know what to trust: There are some basic tools everyone should use when consuming breaking news online ...
Could/should we use science to bring the Tasmanian tiger back from extinction?

Could or should we use science to bring the Tasmanian tiger back from extinction?

Kristin Houser |
CRISPR and the Tasmanian tiger: Resurrecting the species could help restore ecological balance in Australia ...
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‘Genetic privacy does not exist in the US’: 23andMe data files hacked, exposing personal genetic information of up to 7 million of people

Leah Larkin |
By now, you’ve probably heard that 23andMe was “hacked” by criminals who stole the data of up to 7 million ...