Nature Podcast – meet a feathered dinosaur with a carnival-style plume, watch in astonishment as researchers make X-rays from sticky tape and find out that oxygen-producing bacteria aren’t quite as ancient as we thought. Plus, highlights from last week’s autism conference in Pittsburgh.

Row brews over when photosynthesis emerged

Research contradicts key evidence that Sun-fuelled life arose 2.7 billion years ago.

Biosafety lab passes disaster test – Premium content

Texas facility cleared to analyse lethal pathogens.

Cash row threatens Earth-monitoring system

Europe’s flagship Kopernikus mission faces potential delays.

Iranian paper sparks sense of deja vu

Allegations of plagiarism prompt journal to retract report.

VIDEO: Sticky tape generates X-rays

How weird is that?