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In This Issue

You Are Who You Are by Default: It may be off when you’re on, but the brain network behind daydreams and a sense of self is no slacker
The Star That Ate a Mars: Astronomers study white dwarf pollution for clues to extrasolar planet ingredients
Bad Breath: Studies are homing in on which particles polluting the air are most sickening — and why
This week's table of contents

::	Environment
	Agriculture Climate Change Ecology

Top Stories | July 3

Concerns over bisphenol A continue to grow
Recent research finds that the hormone mimic may be more prevalent and more harmful than previously thought, highlighting why BPA is a growing worry for policy makers.
Travis Payne
Dirty snow may bring green burst to mountain peaks
Dust blowing in from distant deserts speeds the melting of snow and may shake up ecosystems on the slopes.
Bad Breath
New studies detail how the invisible particles that pollute the air can damage heart, lungs and genetic programming.
Science & the Public: Plastics ingredients may shrink babies
A new study links phthalates, one of the more ubiquitous families of pollutants, with a baby being dangerously small at birth.
Science & the Public: How killer whales are like people
Killer whales may be sentinels for toxic chemicals accumulating in even landlubbers.

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Science & the Public: How killer whales are like people

Killer whales may be sentinels for toxic chemicals accumulating in even landlubbers.

Ozone hole trims polar water’s CO2-absorbing power

Simulations also suggest that the dearth of ozone over Antarctica leads to ocean acidification. Simulations also suggest that the dearth of ozone over Antarctica leads to ocean acidification

Science & the Public: Cousteau finds “hypocrisy” in scientific whaling

Another challenge surfaces to Japan's "scientific" whaling.

Science & the Public: Of 'science' and fetal whaling

Japan had been sacrificing a large number of pregnant whales in the name of science.

Downside of red-hot chili peppers

In the wild, a culinary kick comes with risks to the plant.

:: Science News
7|4 Issue Links

Fire

Understanding long-term changes in wildfire patterns challenges scientists from multiple disciplines.

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