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Orthopedic Doctors Evaluate if Biological Age TikTok Challenges Are the Real Deal

If you’ve scrolled through TikTok or Instagram, you’ve probably seen fitness challenges focused on your biological age. In some cases, it’s funny to see people attempting these challenges or impressive to see them succeed. You’ve probably felt inspired to try out some of these challenges and even questioned their legitimacy. “Most of these challenges, like completing 11 consecutive push-ups (for women), doing pull-ups or performing a kneeling-to-squat jump, are quick screens of muscular strengt

Companies That Replaced Humans With AI Are Realizing Their Mistake

According to tech billionaire and OpenAI CEO Sam Altman, 2025 was supposed to be the year "when AI agents will work." Despite widespread hype, so-called "AI agents" — a software product that's supposed to complete human-level tasks autonomously — have yet to live up to their name. As of April, even the best AI agent could only finish 24 percent of the jobs assigned to it. Still, that didn't stop business executives from swarming to the software like flies to roadside carrion, gutting entire dep

Show HN: Workout.cool – Open-source fitness coaching platform

Workout.cool Modern fitness coaching platform with comprehensive exercise database Table of Contents Contributors About A comprehensive fitness coaching platform that allows create workout plans for you, track progress, and access a vast exercise database with detailed instructions and video demonstrations. 🎯 Project Origin & Motivation This project was born from a personal mission to revive and improve upon a previous fitness platform. As the primary contributor to the original workout.lo

Companies That Replaced With Humans With AI Are Realizing Their Mistake

According to tech billionaire and OpenAI CEO Sam Altman, 2025 was supposed to be the year "when AI agents will work." Despite widespread hype, so-called "AI agents" — a software product that's supposed to complete human-level tasks autonomously — have yet to live up to their name. As of April, even the best AI agent could only finish 24 percent of the jobs assigned to it. Still, that didn't stop business executives from swarming to the software like flies to roadside carrion, gutting entire dep

Workout.cool – Open-source fitness coaching platform

Workout.cool Modern fitness coaching platform with comprehensive exercise database Table of Contents Contributors About A comprehensive fitness coaching platform that allows create workout plans for you, track progress, and access a vast exercise database with detailed instructions and video demonstrations. 🎯 Project Origin & Motivation This project was born from a personal mission to revive and improve upon a previous fitness platform. As the primary contributor to the original workout.lo

6 Tools for Tracking the Trump Administration’s Attacks on Civil Liberties

In just a few months, Donald Trump’s second presidential term has drastically reshaped the United States federal government and moved to consolidate the power of the executive branch. At the behest of the president, numerous federal agencies have undertaken aggressive, invasive initiatives to crack down on immigration, police speech, investigate political opponents, curtail US public health efforts and emergency preparedness, and more. With so much happening at once, numerous organizations and

What Muscles Do Squats Work? Plus, Personal Trainer Tips for the Best Squat

Squatting is a common exercise that many likely learned in gym class. However, do you know the proper form for a squat and what muscles it works? Ensuring you're doing a squat correctly is essential to help you increase your strength and avoid injury. That is why we reached out to certified personal trainers to learn everything there is to know about squats, how to do them and their benefits. How to do a squat Ellen Thompson, NASM-certified personal trainer and area personal manager at Blink F

U.S. Army bringing in big tech executives as lieutenant colonels

Four senior executives of tech giants like Meta and Palantir are being sworn into the Army Reserve as direct-commissioned officers at the unusually high rank of lieutenant colonel as part of a new program to recruit private-sector experts to speed up tech adoption. The Army calls the program to recruit Silicon Valley executives Detachment 201: The Army’s Executive Innovation Corps. One of the executives, Andrew Bosworth of Meta (formerly Facebook) posted on X that the “201” monicker was a nod t

USDOT wants more self-driving cars without pedals or steering wheels

is transportation editor with 10+ years of experience who covers EVs, public transportation, and aviation. His work has appeared in The New York Daily News and City & State. The US Department of Transportation wants to make it easier for automakers and tech companies to deploy self-driving cars without traditional controls like steering wheels and pedals. In a letter sent to stakeholders, the department said it would streamline reviews of requests for exemptions from safety rules requiring vehi

Do Whole Body Vibration Plates Actually Promote Weight Loss? We Asked Fitness Experts

Countless weight loss and fitness trends have come and gone over the years, from gimmicky products that provided minimal results to science-backed health tools that genuinely worked. You may remember the vibrating belt machines from the mid-20th century that were promoted as weight loss aids. Trends often cycle back around, so it's relatively unsurprising that vibration plates are re-emerging as the latest fitness trend once again. Some claim they are an excellent alternative workout method with

The curious case of shell commands, or how "this bug is required by POSIX" (2021)

About the fatal perils and traps of many modern tools that handle "shell commands" as passed through system(3) or sh -c . Or, how by the end of 2020, we still haven't given up on shell's equivalent "SQL building", or how shell's equivalent "SQL injection" still thrives in our engineering world... Plus a glibc bug, then a Linux man pages bug, then a POSIX specification bug... If you appreciate the insights shared in this article and you or your company are facing technical challenges or seeking

"Ensuring Accountability for All Agencies" – Executive Order

Presidential Actions Ensuring Accountability for All Agencies By the authority vested in me as President by the Constitution and the laws of the United States of America, it is hereby ordered: Section 1. Policy and Purpose. The Constitution vests all executive power in the President and charges him with faithfully executing the laws. Since it would be impossible for the President to single-handedly perform all the executive business of the Federal Government, the Constitution also provides for