Biology

A new study reveals that despite being silenced, the “extra” X chromosome in females is actually partially active — and may play a role in protecting the brain from age-related changes.

Naegleria fowleri is a single-celled organism commonly found in warm freshwater. In rare cases, it can enter the human brain and lead to a rapidly lethal outcome—as recently occurred in Texas. What do we know about this deadly organism, and how can we reduce the risk?

Researchers have found that a defect in the processing of tRNAs may contribute to the development of cleft lip and cleft palate—two of the most common craniofacial malformations.

A recent study reveals how aging in the amphibian axolotl is nearly completely halted.

Researchers from Japan and Indonesia have developed a new generation of cyborg cockroaches, merging miniaturized technology with the insects’ remarkable natural abilities.

A new study reveals that regions of the human brain that underwent significant changes in the later stages of evolution are also the first to show signs of aging.

Dopamine is associated with Parkinson’s disease and schizophrenia, plays a critical role in learning and movement processes, and determines what brings us satisfaction and what we become addicted to. The brain’s multi-functional mediator.

Marking 63 years since the passing of Otto Loewi, the neuroscientist who, in a dream, found the experimental setup to discover how signals are transmitted between nerve cells.

A new study has identified an inorganic molecule that likely played a significant role in many of the processes that shaped life as we know it today.

A recent study demonstrates that cats are capable of associating images with words in much the same way that babies do during their language development.

It lurks in the corners of our homes, in the sewage system, and sometimes even in our food. A new study examines how the common pest, the German cockroach, has spread across the world.

In a recent study, researchers successfully engineered the common parasite Toxoplasma gondii to secrete a specific protein into the brain cells of mice.

Could the epidemic decimating bat populations in North America be linked to the rise in infant mortality rates? A recent study suggests a potential link, pointing to increased insecticide use as a contributing factor.

Olympic boxers won gold despite scrutiny over their legitimacy to compete as women. What sparked these controversies and what does science say?

Simone Biles pushes human capabilities to the limit. Can advanced machines challenge human boundaries?

An unusual brain fold appears only in a portion of the population, and is associated with mental traits as well as with the onset timing of dementia.

A new study suggests using focused ultrasound waves directed at the brain for pain relief.

What are hereditary diseases and syndromes? Exploring the unpleasant side of the genetics we inherit from our parents

Élisabeth and Eugène Wollman worked together for many years on groundbreaking research in microbiology, until the Nazis came.

The climate crisis continues to break records in winter, historical agreements to save animal migrations, and humanity willing to pay to mitigate the climate crisis.

Numerous published studies explore self-awareness in the animal kingdom

How many apples on the tree? Quick answer: ‘four’, but beyond that the answer tends to be: ‘a lot’

Study Reveals Smelling Others’ Tears Reduces Aggression

Humans are responsible for the extinction of 12% of bird species worldwide, and the situation of nature is far from promising.