A roundup of weekly science policy and related news.

New law eases draconian measures that brought bioprospecting to a standstill.

Cloudy forecast for crops cherished for their complex flavors.

Climate change threatens crops beloved for rich flavors rather than caloric content.

Papers omitted data on patient complications, investigator finds.

Supporters say new laws would bolster national priorities; critics see political interference.

Some disease fighters want to eradicate the most contagious virus of all. But does a world still fighting polio have the stomach to try?

A mistrust of vaccines, an overburdened hospital, and even the weather conspired to kick off a devastating measles outbreak last year.

Will sequencing every organism on Earth safeguard against the next mass extinction?

The Weston Library's inaugural exhibition showcases original works from the world's best and brightest

A listing of books received at Science during the week ending 22 May 2015.

Proposed laws based on false premises could undermine science for the public interest

A drug that affects memory targets a constituent of a cellular stress response mechanism [Also see Report by Sekine et al.]

An alloy can undergo millions of cycles of shape changes in response to stress jumps [Also see Report by Chluba et al.]

A high-resolution structure provides insight into solar energy conversion during photosynthesis [Also see Research Article by Qin et al.]

Targeted memory reactivation of training-induced social counterbias during sleep [Also see Report by Hu et al.]

Reconfigurable metamaterials provide a flexible platform for nanophotonic technology

Drug development offers hope for controlling diseases that affect millions of people worldwide

A protein links mitochondrial energetics to T cell proliferation [Also see Research Article by Okoye et al.]

Rapid genetic exchange leads to mosaic genomes in cyanobacterial populations [Also see Report by Rosen et al.]

The structure of the photosynthetic light-harvesting complex from pea suggests how light is converted into chemical energy. [Also see Perspective by Croce]

Forward genetics identifies a protein that promotes T cell immunity by affecting metabolism. [Also see Perspective by O'Sullivan and Pearce]

An inorganic ring-shaped compound manifests electronic stabilization properties analogous to benzene’s.

Precipitates that reproducibly guide the phase transformations in shape memory alloys give rise to ultralow fatigue. [Also see Perspective by James]

Memory can be retrieved by optogenetic activation of the neurons involved in memory formation when memories would not normally have been stored.

People’s stereotypical associations can be reduced when training is combined with memory consolidation during sleep. [Also see Perspective by Feld and Born]

Intense production of icebergs from the Greenland Ice Sheet fueled tropical methane production.

The genetics of a natural cyanobacterial biofilm population has sexual characteristics that maintain its diversity. [Also see Perspective by Desai and Walczak]

Pulling on cell sheets encourages the cells to reenter the cell cycle.

Mutations in a translation initiation factor reveal the target of a memory-enhancing drug. [Also see Perspective by Hinnebusch]

Innate lymphoid cells delete commensal bacteria–specific CD4⁺ T cells from the intestine in mice.

Cancer-associated mutations in the promoter of the telomerase gene allow increased activation by transcription factor binding.

Structurally unrelated genes in fly and a mosquito-related midge serve the same function by different mechanisms.

On this week's show: A changing climate for China's tea crop, and a roundup of daily news stories.

A weekly roundup of information on newly offered instrumentation, apparatus, and laboratory materials of potential interest to researchers.