カテゴリー99の記事一覧

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"Does Inequality Damage Mental Health?" Is It True? Why the Research is Divided — The Story of "Inequality and Mental Health" Created by Publication Bias

Economic disparities worsen people's happiness and mental health—a well-established theory that has been examined through a meta-analysis of...

To Prevent "Divisions" in the Family Due to Inheritance — "Equality" Isn't Always the Right Answer: A Blueprint for Conflict-Free Family Inheritance

Inheritance, contrary to "parental intentions," often leads to conflicts among siblings. The article connects the history of inheritance...

Why are airplane seats blue? The surprising truth about "reassurance" and "stain prevention"

The reason airplane seats are blue is more rational than just aesthetic preference. Blue is less likely to stimulate anxiety and tends to convey a...

Textbooks in Question: Did the Oceans Recover in Just 3 Million Years After the "Worst Mass Extinction in Earth's History"?

Over 30,000 fossils have been discovered on the island of Spitsbergen in the Arctic, suggesting that a complex marine food web, including predators...

A Large Minority Darkens the World — The Issue of "Number" and "Exposure" of Toxic Comments

According to a study featured in Phys.org and published in PNAS Nexus, people tend to significantly overestimate the proportion of harmful actors...

Cats have vertical pupils, sheep have horizontal ones — The "square pupils" of sheep and goats are the optimal solution for herbivores

The horizontally elongated (almost rectangular) pupils of sheep and goats are a survival strategy as herbivores that need to escape predators....

Is That "Bargain" Really a Deal? ― Why Online Shopping Makes "Ethical Shopping" Difficult

During sales periods like Black Friday, our desire to "consider the environment and labor" can easily diminish online. Research from...

Cancers That Shouldn't Be Treated? The Cost of Late Nights with Instant Noodles and Smartphones - The Eerie Connection Between Lifestyle Habits and Early-Onset Cancer

Cancer was once thought to be a "disease of the elderly," but globally, cancer cases in people under 50 have increased by nearly 80% over...

A Sudden Jolt During a Nap! For Those Who Wake Up from a Falling Dream: That "Startle" Might Be a Misunderstanding by the Brain

Have you ever experienced a sudden jolt that wakes you up just as you're about to fall asleep? This phenomenon is known as a "hypnic...

Are "Hand Movements" More Important Than What You Say? The Ultimate Presentation Technique Revealed by 2,000 TED Talks - If your explanation isn't getting through, it might be because of your "hands," not your words.

According to a new study, people who move their hands while speaking are perceived by listeners as more "understandable, competent, and...

Why are movie theater seats red? The overly practical design strategy hidden in red theater seats

When it comes to movie theaters, red seats are iconic. According to an article by Moviepilot in Germany, there are three main reasons for this: the...

"Compassion" Is Not Innate ─ A Skill for Children to Learn and Adults to Reclaim: Neuroscience Reveals the Benefits and Pitfalls of Compassion

In conjunction with "World Compassion Day" on November 28, the German newspaper 'WELT' is highlighting how children learn...

Are the ancestors of octopuses actually more like squids? The story of octopuses and squids connected by the vampire squid

The genome of the peculiar deep-sea creature known as the "vampire squid (Vampyroteuthis)" has proven to be the key to filling the...

When the Queen "Loses Her Scent": The Molecular Switch That Triggers a Honeybee Coup

A research team from the University of British Columbia (UBC) in Canada reported that when a queen bee is infected with a virus, her ovaries...

The Biggest Cause of Arguments Isn't the "Content" — The Power of 'How You Say It' as Shown by Psychology: A Practical Guide to Reducing Couple Conflicts

The perspective that couples most often argue not about the "content" but rather the "tone" of their communication is gaining...

Driving with ADHD: What Are the Dangers? The Pitfalls That Intensify During "Long Distances, Monotony, and Non-Medicated Times": Stigma or Awareness

In September 2025, the Brazilian Society of Traffic Medicine (Abramet) warned that drivers with ADHD have a "nearly double" likelihood of...

Why Don't They Run Late? Learning Second-by-Second Operations from the Shinkansen

Japanese railways boast the world's highest punctuality standard, with the Tokaido Shinkansen averaging an annual delay of just 12 seconds....