Caffeine slows down the movement of water molecules

Contrary to the well-known stimulating effect on humans, caffeine slows down the movement of water molecules. Researchers from the NWO Institute AMOLF in Amsterdam and the ESPCI in Paris report this in a recent publication ...

Novel enzyme discovered in intestinal bacteria

The human intestinal system contains a complex community of microorganisms, the intestinal microbiome, which metabolizes food components that have not readily been digested. However, there are also microbial degradation processes ...

Taurine deficiency in sperm causes male infertility, study finds

Sperm are highly specialized cells adapted to achieve a single goal: fertilize an egg. Along the road to fertilization, sperm must embark on a lengthy journey to the female oviduct, avoiding several fatal stresses that occur ...

Hunting dogs may benefit from antioxidant boost in diet

Free radicals, those DNA-damaging single-oxygen atoms, are produced in spades during exercise. Dogs that exercise a lot, like hunting dogs, may need to consume more antioxidants than their less-active counterparts to protect ...