Issue # 354 _ August 2025

Notes

Ecology

Sloths die of heat in the Amazon

Biotechnology

Oil-filtering membrane

Immunology

An explanation for severe dengue

Innovation

Concrete made with coffee instead of sand

Astrophysics

Superhot gases connect galaxies

Immunology

Rabies vaccine in gel form for bats

Paleontology

Ice Age survivors

Environment

The unwanted effects of sunscreen

Zoology

Solved: the mystery of sex in egg-laying mammals

Zoology

Fifty-nine snake species in the Pampas

Technology

Detecting cancer with microwaves

Dentistry

Habits that lead to tooth loss

Paleontology

Ancient Colombian people with no descendants

Environment

Second-hand clothes pollute the air and rivers in Africa