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We often think of microbes as organisms that live around us, like the Salmonella bacteria and flu viruses that cause illness. But some of our most intimate relationships are with the microbes living inside us.

The influence of the hormone progesterone on mood is well known. Now, researchers from the University of Barcelona have shown how higher levels of progesterone during the menstrual cycle are linked to less distinct patterns ...

Copper roofs lose their reddish color over time because a pale green layer of copper oxide forms on their surface, protecting the roof from further corrosion for many years. But what exactly happens during the first steps ...

Is a kiss just a kiss? Or is it a sign of love, affection, a biological urge, a contract or even an assault? Law, history, evolution and anthropology show that it can be all those things.

Research led by RMIT University shows the 3D-printed titanium lattice—made up of hollow, interconnected struts filled with foam—not only floats but also withstands seawater exposure and is stronger than the stainless steel ...

A good adhesive is unequivocally sticky. A great adhesive is sticky until you don't want it to be sticky anymore—a label on cardboard until it's time to recycle it. Medical tape on a cut until the wound heals. A GWAR poster ...

Musicians don't just learn movement sequences faster; they predict what's coming next sooner, according to new research that also found newly formed motor memories can be disrupted by seeing different visual sequences shortly ...

The plot of "Finding Nemo," a film that features an overprotective single father fish taking on dangers at sea to care for his son, may be more reflective of actual fish dad behavior than was previously known. A new study ...

The neuroactive potential of bacteria living in the human gut is associated with levels of key chemicals in the brain, according to a new study published in Molecular Psychiatry. The research team from the University of Surrey ...

An international consortium of researchers found that more than 1,200 different genetic variants are associated with the Big Five personality traits—and, surprisingly, these personality genetics are linked to dozens of life ...

While sorting through animal bones in a rock shelter in Queensland, Australia, archaeologists came across a tooth where something was "not quite right." Stuck to the tip of its root was a blackish-brown ball of glue-like ...

Men diagnosed with nonmetastatic prostate cancer can generally expect to live for many years after their diagnosis. However, cardiovascular disease and other cancers remain important threats to their long-term health. For ...