Plankton as a climate driver instead of the sun?

Fluctuations in the orbital parameters of the Earth are considered to be the trigger for long-term climatic fluctuations such as ice ages. This includes the variation of the inclination angle of the Earth's axis with a cycle ...

Two flower species show that close relatives can coexist

Scientists have discovered how two closely-related species of Asiatic dayflower can coexist in the wild despite their competitive relationship. Through a combination of field surveys and artificial pollination experiments, ...

Swifts ride air currents to catch a free lunch

Once an adult swift (Apus apus) leaves its breeding colony and takes to the air migrating south, it won't touch down again until returning home to nest 10 months later. "Common swifts are exceptional in their level of adaptation ...

A sex difference in sports interest: What does evolution say?

Sports are enormously popular, and one striking pattern is that boys and men are typically much more involved than are girls and women. This sex difference has policy implications, and it raises fundamental questions about ...

Learning the right lesson from Mendel's peas

Biologists arguing about whether the results of experiments by the man hailed as the father of modern genetics are "too good to be true" have been distracted from a more important debate.

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