California Institute of Technology

How viruses hijack a host's energy supply

Viruses occupy a strange no-man's-land between the living and the nonliving. In order to reproduce, they must infect a living host and hijack its resources. But while it is understood that this parasitic relationship can ...

dateJun 06, 2017 in Cell & Microbiology
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Taking a closer look at genetic switches in cancer

Many things go wrong in cells during the development of cancer. At the heart of the chaos are often genetic switches that control the production of new cells. In a particularly aggressive form of leukemia, called acute myeloid ...

dateMay 22, 2017 in Biochemistry
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Inventing tools for detecting life elsewhere

Recently, astronomers announced the discovery that a star called TRAPPIST-1 is orbited by seven Earth-size planets. Three of the planets reside in the "habitable zone," the region around a star where liquid water is most likely ...

dateMar 30, 2017 in Astronomy
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Parasitic fish offer evolutionary insights

Lamprey are slimy, parasitic eel-like fish, one of only two existing species of vertebrates that have no jaw. While many would be repulsed by these creatures, lamprey are exciting to biologists because they are so primitive, ...

dateMar 20, 2017 in Evolution
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