Science News

Twenty years after the hormone leptin was found to regulate metabolism, appetite, and weight through brain cells called neurons, researchers have found that the hormone also acts on other types of cells to control appeti...

A molecule critical to stem cell function plays a major role in determining human hair color, according to a new study. The study describes for the first time the molecular basis for one of our most noticeable traits. It...

A previously unrecognized genetic cause for two types of birth defects found in newborn boys has described in a report. Cryptorchidism is characterized by the failure of descent of one or both testes into the scrotum dur...

Men with newly diagnosed metastatic, hormone-sensitive prostate cancer lived more than a year longer when they received a chemotherapy drug as initial treatment instead of waiting to for the disease to become resistant t...

The combined action of two enzymes, Srs2 and Exo1, prevents and repairs common genetic mutations in growing yeast cells, according to a new study. Because such mechanisms are generally conserved throughout evolution, at ...

A new hormone called erythroferrone, which regulates the iron supply needed for red blood-cell production, has been discovered by researchers. Iron is an essential functional component of hemoglobin. Using a mouse model,...

New genetic insights into a rare and deadly form of childhood and young adult brain cancer called brainstem glioma has been identified by an international team of researchers. The researchers identified a genetic mutatio...

The brain's special abilities entice engineers like Silvia Ferrari to model it when creating new control and navigation systems for aircraft, robots and more.

The first preclinical tests for a novel anti-cancer technology called 'quadrapeutics' that converts current clinical treatments to instantaneously detect and kill only cancer cells have been successful. Quadrapeutics com...

A sensor-studded collar monitors your dog's vital signs and activity patterns, letting you know when it is feeling poorly

Fabien Cousteau will attempt to surpass his famous grandfather's record-setting time underwater. As part of Mission 31, Cousteau will spend 31 days submerged, diving to Aquarius Reef Base on Sunday, and will live stream ...

University of Pittsburgh researchers have become the first to detect a fundamental particle of light-matter interaction in metals, the exciton. The team will publish its work online June 1 in Nature Physics.

Astrophysicists have established that cosmic turbulence could have amplified magnetic fields to the strengths observed in interstellar space.

By 2100 southern England is predicted to be hit by five times as many sudden summer deluges as now, probably causing more flash floods

The number of cancer survivors in the United States, currently estimated to be 14.5 million, will grow to almost 19 million by 2024, a new report says. The findings suggest that even though cancer incidence rates have be...

An enzyme commonly used as a target for antidepressants may also promote prostate cancer growth, an international team of scientists report. The study found that suppressing the enzyme monoamine oxidase A, or MAOA, may r...

Significant improvement with the use of a combination drug therapy for recurrent ovarian cancer has been identified by recent research. The trial compared the activity of the combination of the drug olaparib, which block...

An immune system-boosting therapy slowed the recurrence of glioblastoma multiforme, or GBM, the most common and deadly malignant brain tumor, a Phase II clinical trial by an international team of researchers has demonstr...

Lapatinib (Tykerb) did not add benefit to the standard trastuzumab (Herceptin) adjuvant therapy, researchers report following the largest clinical trial testing the effectiveness of one versus two drugs to treat HER2-pos...

A chemotherapy regimen consisting of procarbazine, CCNU, and vincristine (PCV) administered following radiation therapy improved progression-free survival and overall survival in adults with low-grade gliomas, a form of ...

The full moon affecting fish, a caveman campsite and a fish lizard graveyard are among our most interesting stories in Science this week.

Even in a world of digital devices, braille continues to be a vital part of life for blind people. For nearly 200 years, this versatile writing system has allowed them to learn, work and live in a more independent way.