Life
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Environment
Whale watch
Unraveling the secret lives of whales may help keep them from dying out.
By Emily Sohn -
Animals
A microbe nanny for young wasps
A smear of bacteria helps baby wasps survive infancy.
By Emily Sohn -
Animals
Python Hearts Pump Up
A Burmese python can increase the size of its heart by 40 percent in just two days.
By Emily Sohn -
Climate
Arctic algae show climate change
Sediment from Arctic lakes shows that much of the Northern Hemisphere has been warming for many decades.
By Emily Sohn -
Animals
Sleep Affects a Bird’s Singing
Young birds sing badly in the morning but do much better later in the day.
By Emily Sohn -
Animals
Stunts for High-Diving Ants
When some tree-dwelling ants fall out of their homes, they often control the direction of their tumbles.
By Emily Sohn -
Animals
Insects Take a Breather
Many types of insects appear to control how much oxygen they take in.
By Emily Sohn -
Plants
How a Venus Flytrap Snaps Shut
A Venus flytrap stores energy to allow its hinged leaves to snap shut quickly.
By Emily Sohn -
Animals
Tool use comes naturally to crows
Certain crows appear to be born with an instinct to make and use tools.
By Emily Sohn -
Animals
Geckos’ Sticky Feet Clean Themselves
Tiny hairs on gecko toes can stay nearly dirtfree, helping the lizards cling to ceilings.
By Emily Sohn