News, Seven Days, News Q&A, News Explainer and News Feature in 2009

Is matching wing beats the key to maintaining genetic diversity in malarial mosquitoes?

Pinpointing nerve-insulating cells as the origin of devil facial cancer could aid diagnosis and vaccination.

It could take less of the greenhouse gas to reach a particular level of warming.

Heat wave in Baltimore made worse by hot air from Washington DC.

Nature looks back on a selection of last year's news stories to find out what happened next.

Deep-field image from Hubble triggers competing reports.

Signals may be first evidence of elusive particles.

Take a tour through the images that defined 2009, from the murkiest depths of the oceans, where warring worms pepper their enemies with glowing bombs, to the spectacular swirling rainbows thousands of light years away at the heart of the Milky Way. This year has provided a pictorial panoply, with dust-filled volcanic eruptions captured on film by luck, the tiniest of toads at risk of being lost forever and humankind's outpost in space picked out in detail as it passes in front of the Sun.

Insect remains found in the mouths of early vertebrate fossils.

Five years after the Indian Ocean disaster, the technology is in place, but local preparedness is less advanced.

E-mail made threats and demanded money.

The year in which …

Sequencing project reveals microbial cache of protein families.

An evolutionary battle against unwanted fertilization.

Florida invertebrate fishery could be heading for collapse, scientists warn.

The week in science

A weak international climate agreement leaves room for science to shape the next round of negotiations.

University finds that researcher falsified data supporting 11 protein structures.

Federation of academic societies hopes to influence research policy.

Nations need to improve monitoring of effects on populations.