Humanity

Humanity

Why Men Aren’t YY: The Chromosome Truth That Changes Everything
In ordinary human fertilization, the egg contributes one sex chromosome: X. The sperm contributes either X or Y. The zygote therefore has two standard combinations: XX or XY.
By Jinabout 2 hours ago in FYI
When the Emergency Room Becomes a Waiting Room
Emergency rooms are not slow because doctors and nurses have stopped caring. They are slow because the entire health care system is using the emergency department as its pressure valve.
By Eina Libana day ago in FYI
Human Waste Makes Concrete Stronger. That Is the Easy Part.
The Black Powder JAIPUR, India. In a materials lab at Manipal University Jaipur, a tray of black powder sits beside a concrete mixer. It looks like charcoal dust. It smells like nothing. The powder began as fecal sludge, collected from septic tanks and pit latrines, dried, and heated in a low-oxygen kiln until the organic matter carbonized. What came out is a porous, carbon-rich material the researchers call fecal sludge-derived biochar.
By Jin3 days ago in FYI
Let's Talk Women Pirates!
Above pictures is a book I am reading about a female pirate and her daughter. The daughter was raised completely differently than most women because of this. She was not raised to be submissive, but strong and powerful. She sees herself as weak because she is softer than her mother, but comes to realize that just is her own version of strong.
By Seashell Harpspring 4 days ago in FYI
Coastal Flooding Hits As A Reminder Of The Future
Have you seen the news today? If not, don’t be concerned. You’re not the only person who missed it. Today’s news centers around the US President. Which isn’t that unusual. But it should be. There seems to be little coverage of the catastrophic storms hitting multiple places.
By Jason Morton5 days ago in FYI
Before Antibiotics, Surgeons Had One Rule: Let the Pus Out
This may sound like a strange piece of trivia: doctors did not originally prevent or control wound infection with antibiotics.
By Jin6 days ago in FYI
The Year I Started Giving Money Away on New Year's Eve
The Year I Started Giving Money Away on New Year's Eve The meter said twenty-eight. I scanned fifty. He looked up. I said Happy New Year. He froze for two seconds. Then he said thank you, boss. I closed the door. Wind went down my collar. I pulled up my zipper. I walked into the complex. My phone buzzed in my pocket. He sent a smiley face.
By Jin7 days ago in FYI
Backlash And Online Abuse Should Be Unacceptable
It's time the keyboard warriors and social media trolls learn a lesson. Abusiveness and hate online aren't any more acceptable than they are in public.
By Jason Morton8 days ago in FYI
Why Ancient China Called the Moon “Guanghan” Without Ever Measuring Its Temperature
When I was little, on summer nights I lay in the courtyard. Grandma waved a palm-leaf fan and said the moon was very cold. Chang’e wore too little, she said, and could not sleep night after night.
By Jin8 days ago in FYI
Beijing’s Trees Are Draped in White Webs. Inside, Thousands of Caterpillars Are Eating Them Alive.
White nets in the trees: fall webworm in Beijing this autumn In late September, a walk under the street trees can end with a white net hanging above your head. A spider did not build it. Fall webworm larvae did. Inside, dozens or hundreds of caterpillars move over stripped leaves. The leaves around the web are gone. Only veins remain. Then the veins go too.
By Jin9 days ago in FYI
The "Learn One Deaf Fact" Challenge
Most people move through life without ever meeting a Deaf person, learning a sign, or exploring Deaf culture. That’s not a personal failure, it’s simply how society is built. Deaf communities are often small, spread out, and underrepresented in media, education, and everyday conversation. Because of that, many people carry assumptions they’ve never had the chance to question.
By Tracy Stine10 days ago in FYI
Why Does AI Want to Destroy Humanity?
Every time artificial intelligence takes another step forward, an old fear rises with it. People wonder what happens when a machine becomes capable of doing things that once depended entirely upon human judgment. That question has become harder to dismiss as artificial intelligence moves beyond simple programs and begins taking on increasingly complicated tasks.
By Tim Carmichael10 days ago in FYI