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LifeFirst songbird genome arrives with spring
The genome of a songbird has been decoded for the first time. Zebra finches join chickens as the only birds to have detailed maps of their genetic blueprints.
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Health & MedicinePutting African sleeping sickness to bed
Experiments in mice find a protein that could lead to a safer and more effective treatment for parasitic disease.
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Planetary ScienceWarmth in the dark age
Lower reflectivity kept Earth from freezing under a fainter young sun.
By Sid Perkins -
LifeTortoise see, tortoise do
Though they rarely meet, solitary creatures can pick up skills by example.