Hormones control paternal interest in offspring

Basing their research on an unexpected interspecies difference between rats and mice, researchers at Karolinska Institutet and Stockholm University have mapped a system in the brain that controls paternal behavior towards ...

Researchers show how opportunistic bacterium defeats competitors

Researchers at the University of São Paulo (USP) in Brazil have described a system present in a species of opportunistic bacterium found in hospital environments that injects a cocktail of toxins into competing bacteria ...

Secure printing with water-based invisible ink

Researchers in China have developed a rewriteable paper coating that can encrypt secret information with relatively low-tech invisible ink—water. A message printed out by a water-jet printer on a manganese-complex-coated ...

China telecom giant Huawei hints US pressure hurting sales

Chinese tech giant Huawei said Tuesday it would have become the world's number one smartphone maker by year's end if it were not for "unexpected" circumstances—a hint that pressure from the U.S. may be hurting its sales.

Doctoral dissertation: The Secret Gospel of Mark is not a fake

In his doctoral dissertation, Timo Paananen examines the letter by the early Christian philosopher Clement of Alexandria (ca. 150-215 CE) to Theodore. The identity of Theodore, recipient of the letter, remains a mystery. ...

Biochemists discover an enzyme to stop cell death

RUDN biochemists found out that apoptosis (programmed cell death) can be regulated using the EndoG enzyme. The discovery will lead to a better understanding of cell and tissue protection mechanisms. The results of the study ...

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