Features that make lizards sexy are resilient to stress

Physical traits and behaviors that make a lizard sexy—features used to attract potential mates and fend off competitors—may be important enough that they do not change in the face of stress. A new study by researchers ...

Could climate change cause infertility?

The scientific community has long held an understanding about the effect of temperature on sperm production in mammals, but this new study sheds light on how spermatogenesis in insects is hampered at extreme temperatures.

Biosynthesis of widespread pigments from bacteria revealed

Bacteria can protect themselves from the attack of free radicals using specific natural products in their membranes. The biosynthesis of one of the most common protective pigments that could also be of interest for the medical ...

LDAIR, a lncRNA regulates seasonal changes in stress response

Biologists at the National Institute for Basic Biology and the Institute of Transformative Bio-Molecules (ITbM) at Nagoya University have discovered that long non-coding RNA regulates seasonal changes in stress response in ...

Music for space

Music has long been known to affect people's mood. A certain tune can lift you up or bring you to tears, make you focus, relax or even run faster. Now a study is investigating how the power of music may improve human performance ...

Social insecurity also stresses chimpanzees

An international team of researchers from the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, conducted behavioral observations and collected urine samples for cortisol analysis of male chimpanzees ...

Preventing toxic work environments through ethical leadership

Recently published research from SDSU management professor, Dr. Gabi Eissa and University of Wisconsin—Eau Claire management professor, Dr. Rebecca Wyland, shows that "managers who demonstrate ethical leadership through ...

Sun, moon and sea as part of a 'seismic probe'

Looking inside the Earth requires a signal that can penetrate rocks, minerals and other opaque material. Seismic waves represent such a signal. By recording them with a seismometer, researchers can draw conclusions from the ...

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Stress (biological)

Stress is a biological term which refers to the consequences of the failure of a human or animal to respond appropriately to emotional or physical threats to the organism, whether actual or imagined. It includes a state of alarm and adrenaline production, short-term resistance as a coping mechanism, and exhaustion. Common stress symptoms include irritability, muscular tension, inability to concentrate and a variety of physical reactions, such as headaches and elevated heart rate.

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