In English – Kettinki

2026-04-30 @ 14.08.42 ∈ In English

Urban birds fear women more than men, and scientists don't know why

This finding was also consistent across the 37 bird species studied[. The] researchers conclude that urban birds can recognize the sex of the humans approaching them.

2026-04-30 @ 13.53.31 ∈ In English

Pet cats that roam outdoors can carry similar disease risk as feral cats

A new study led by University of British Columbia researchers has found that pet cats allowed to roam outside unsupervised carry infectious diseases at rates comparable to feral cats, even when they receive veterinary care, regular meals, and shelter.

2026-04-23 @ 20.32.26 ∈ In English

Black grouse eye test reveals best flags to protect birds from fatal cables

The team [discovered that black grouse have one of the widest known fields of view known: 353 °. But they cannot see dark red and their vision is quite poor.]

2026-04-17 @ 10.05.10 ∈ In English

(A U.S. viewpoint; not new research, and not from a medical expert, but enjoyably thorough examination.)

The Mystery in the Medicine Cabinet

I’m now convinced that for most people in most circumstances, acetaminophen is safer than ibuprofen, provided you use it as directed. I think most doctors agree with this. In fact, I think many doctors think it’s obvious.

2026-04-17 @ 9.58.07 ∈ In English

Gifted men exhibit lower levels of conservatism compared to their average-intelligence counterparts, finds study

[Recent] research reveals a significant gender-specific distinction: Intellectually gifted men tend to be less conservative than men of average intellectual [ability—a difference not observed among women.]

2026-04-15 @ 16.11.09 ∈ In English

I'm Still Guybrush

A jolt before dawn, a terminal waiting in the dark, and the Monkey Island soundtrack pulling me back to a warm summer evening in 1991. The screen has always been my safe harbour - it just took me thirty years to understand why.

2026-04-10 @ 9.49.23 ∈ In English

Universe Size Comparison | From Solar System To Observable Universe Scale

A cosmic scale tour through some of the most famous and interesting objects in the Universe. Stepping from familiar Solar System objects up to powerful black holes, and then onto the largest structures in the cosmos.

2026-04-08 @ 19.04.33 ∈ In English

Origin of country names

Meaning and original language of the names of countries and capitals.

2026-04-08 @ 11.08.13 ∈ In English

Atmospheric dust gives plants nutrients through their leaves, study finds

By integrating field observations with dust-deposition estimates and soil nutrient data from different regions, investigators found that during dust events, daily nutrient inputs via foliar uptake can match or exceed soil-derived inputs.

2026-04-04 @ 20.39.33 ∈ In English

Tiny African fish caught climbing to the top of a 50-foot waterfall

For over half a century, people in Central Africa have told tales of the fish seen climbing waterfalls, but these claims have never been officially confirmed. Now, these fish have finally been caught on camera, studied more closely, and described in a study published in Scientific Reports.