8,132 results
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- Climate
Some leaves in tropical forests may be getting too hot for photosynthesis
Climate change may be forcing some tropical leaves to stop photosynthesis and die. It’s still unclear what effect this will have on entire forests.
- Climate
50 years ago, scientists warned of the ‘neglected dangers’ of heat islands
In 1973, scientists knew temperatures in cities were higher than in rural areas. Now, some cities are attempting to cool down with engineering.
- Animals
Scientists debunked a long-standing cicada myth by analyzing their guts
The lack of obvious chewing mouthparts may have made casual observers think that adult cicadas don’t need to feed. But that’s not the case.
- Animals
Parrots can move along thin branches using ‘beakiation’
The movement involves swinging along the underside of branches with their beaks and feet, similar to how primates swing between trees.
- Environment
Surviving a drought may help forests weather future dry spells
Climate change is making droughts more intense and frequent, but conifer forests have a trick up their sleeve, airplane and satellite data show.
- Climate
Róisín Commane sleuths out greenhouse gas leaks to fight climate change
From New York City to the Arctic, atmospheric chemist Róisín Commane tries to account for the greenhouse gases in the air.
- Plants
Soil microbes that survived tough climates can help young trees do the same
Trees grown in soil with microbes that have survived drought and high or low temperatures have a better shot at survival when facing the same conditions.
- Plants
On some Australian islands, sea level rise may be helping mangroves thrive
Rising seas usually spell trouble for mangroves. But the first survey of the Howick Islands in 50 years finds that mangroves there have expanded a lot.
- Animals
Male mammals aren’t always bigger than females
In a study of over 400 mammal species, less than half have males that are, on average, heavier than females, undermining a long-standing assumption.
- Animals
Wild male palm cockatoos rock out with custom drumsticks
Along with flashy dances and distinctive drumbeats, these birds craft their own signature drumsticks to win over mates.
- Climate
The snow forest of North America may be about to shrink
From 2000 to 2019, the boreal forest’s northern boundary didn’t move while southern tree cover thinned due to climate change, wildfires and logging.
