Bacteria offer insights into human decision making

(PhysOrg.com) -- Scientists studying how bacteria under stress collectively weigh and initiate different survival strategies say they have gained new insights into how humans make strategic decisions that affect their health, ...

Cockroaches Control Their Breathing to Save Water

(PhysOrg.com) -- Many insects have been known for decades to hold their breath when resting, but the reasons have not been well understood. A new study on cockroaches suggests the insects reduce their breathing to conserve ...

Popular insect repellent deet affects nervous system: study

The active ingredient in many insect repellents, deet, has been found to be toxic to the central nervous system. Researchers writing in the open access journal BMC Biology say that more investigations are urgently needed ...

World first: Chinese scientists create pig stem cells

Scientists have managed to induce cells from pigs to transform into pluripotent stem cells - cells that, like embryonic stem cells, are capable of developing into any type of cell in the body. It is the first time in the ...

Scientists Find Clues to a Secret of Life

(PhysOrg.com) -- NASA scientists analyzing the dust of meteorites have discovered new clues to a long-standing mystery about how life works on its most basic, molecular level.

Researchers make breakthrough against poxviruses

Smallpox has a nasty history throughout the world. Caused by poxviruses, smallpox is one of the few disease-causing agents against which the human body's immune system is ineffective in its defense.

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