Biology

Oral inflammation may impair female fertility, new Israeli research shows

Could gum disease affect fertility? A new study suggests oral inflammation may impair reproductive health.

An illustrative image of a mouth swab for DNA testing
In this photo illustration, a smartphone displays the logo of Novo Nordisk (NYSE: NVO), a Denmark-based pharmaceutical company specializing in diabetes care, obesity treatment, in front of a screen showing the company's latest stock market chart, January 29, 2026

Cellular Intelligence strikes deal with Novo Nordisk to advance Parkinson’s cell therapy

White sugar and brown sugar

"Biology books will need to be amended": Scientists identify molecule that slims without diet

Laboratory mice.

Tiny DNA tweak flips biological sex, researchers report


How did the first stages of evolution start? - study

The researchers found primitive cell-like membranes in hydrothermal vents, which may reveal how life began on unhospitable Earth.

 A cell is seen undergoing mitosis, replicating its chromosomes as it divides (Illustrative).

New snake species discovered, named after Indiana Jones star

Harrison Ford, known for his role as Indiana Jones and his "Why did it have to be snakes?" catchphrase, now has a new species of serpent named after him.

 Illustrative image of a snake.

This wasp can paralyze its victims for 8 months - TikTok biologist

Biologist Andrew Legan collected a tarantula that had been paralyzed by a hawk wasp to study the effects of the wasp’s venom on the arachnid.

 Tarantula Hawk wasp

Have you been having a bad hair day? Blame your genes

The study is the first gene-mapping study on human scalp hair whorls.

 Woman with long, curly, brown hair.

Do we need to change the definition of 'life' to find it among the stars?

As long as astronomists continue to search for life outside the borders of our world, biologists are forced to continue to reconsider the meaning of the word "life."

Illustrative image of wildlife.

Microbiome may influence the health of some people diagnosed with autism

A collaborative study involving Israel, the US, Europe, Ecuador, Russia, and China reveals promising insights into the gut-brain axis in autism spectrum disorder.

 The brain (illustrative).

Step this way: When did humans learn how to walk upright? - study

Through digitally recreating the muscles of an early human ancestor, research has shed new light on how humans evolved to walk upright.

 Illustrative depiction of the Australopithecus Afarensis

What advantages did curly hair give to our early human ancestors?

Life before air conditioning: Curly hair kept early humans cool and protected early humans from the sun’s radiative heat.

 Woman with long, curly, brown hair.