The study is being published today in the journal Science.

Two of the studies are being published today in the journal Science.

A report on the study is being published today in the journal Science.

The results of the study are being published today in the journal Science.

The new findings are being published today in the journal Science.

Their findings are being published today in the journal Science.

Their findings were published last month in the journal Science.

Then the researchers took their study, published last week in the journal Science, a step further.

The analysis, the first on a global scale, is being published today in the journal Science.

The new study, published last week in the journal Science, answers that question.