Plasma guides maintain focus of lasers

In science fiction, firing powerful lasers looks easy—the Death Star can just send destructive power hurtling through space as a tight beam. But in reality, once a powerful laser has been fired, care must be taken to ensure ...

What limits the ability of plants to draw water from dry soil?

What limits the ability of plants to draw water from dry soil? That's the question California State University, Fullerton plant biologist H. Jochen Schenk and his collaborators addressed in a study supported by the National ...

Malaria in the Amazon increases with deforestation

A study by NSF-funded scientists Andy MacDonald at UC Santa Barbara and Erin Mordecai at Stanford found a direct relationship between deforestation in the Amazon and the transmission of malaria by mosquitoes. Regions with ...

How many parasites can a bird carry?

A breakthrough by ecologists at the Scripps Institution of Oceanography has implications for multiple fields of biology.

Giant magnetic ropes seen in Whale Galaxy's halo

Using the National Science Foundation's Karl G. Jansky Very Large Array radio telescope, a team of astronomers has captured for the first time an image of large-scale, coherent, magnetic fields in the halo of a faraway spiral ...

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