Biology

Space sample reveals all five building blocks of DNA, scientists say

The presence of the nucleobases in the samples reinforces the hypothesis that carbonaceous asteroids contributed to the prebiotic chemical inventory of the early Earth.

 Ryugu.
A woman drinking water

Anxious thoughts about aging may speed biological wear and tear, research says

Temnothorax kinomurai ants.

All-queen ant shocks science: Japanese–German team finds species with no males or workers

An elderly woman celebrates her 100th birthday

Expert explains: This is the age at which your aging begins, and it is earlier than expected


Emojis don't reflect natural biodiversity, biologists complain

The researchers say that having access to biodiverse emojis is not just for sending jokes to each other, but crucial for online discussions of biodiversity and conservation.

 An Emoji character is seen during a photocall for the film "The Emoji Movie".

The pattern of buds on your tongue is as unique as your fingerprint

Scottish researchers use AI and 3D images to study papillae

 A fingerprint expert checks a fingerprint on a monitor at the attorney's general crime laboratory in Mexico City July 12, 2011.

Bottlenose dolphins’ electric sense could help them navigate the globe

Dolphins could use their electric sense to navigate the globe by magnetic map.

 A bottlenose dolphin (Dolly) resting her jaw on a bar ready to test her sensitivity to an electric field.

Newly discovered autoimmune disorder disrupts tooth enamel development

Celiac disease in children might be associated with sensitivity to a protein abundant in dairy products.

 Scanning electron microscope images of the enamel layer enveloping mouse teeth. Top: Normal enamel matrix. Bottom: Enamel structure that developed abnormally in the wake of attacks by autoantibodies against enamel proteins.

New species of horny sponge discovered in French Polynesia

Quinn’s horny sponge has even been seen to include living animals and plants which continue to grow whilst being part of a symbiotic relationship with the sponge.

 A sea sponge attached to the ocean floor.

Biotech company aims to resurrect woolley mammoths in three years

Colossal lays out a ten-step process for how they will resurrect the Woolley Mammoth.  

 An artistic rendition of a Woolley Mammoth.

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.