No evidence for killer sperm or other selective interactions between human spermatozoa in ejaculates of different males in vitro.

Birth order and fluctuating asymmetry: a first look.

Abortion rates reflect the optimization of parental investment strategies.

Significance testing of clinical data using virus dynamics models with a Markov chain Monte Carlo method: application to emergence of lamivudine-resistant hepatitis B virus.

Rare soft tissue preservation showing fibrous structures in an ichthyosaur from the Lower Lias (Jurassic) of England

Archaean metabolic evolution of microbial mats

Selection for intermediate mortality and reproduction rates in a spatially structured population.

The approach to mutation-selection balance in an infinite asexual population, and the evolution of mutation rates.

Sibling competition stabilizes signalling resolution models of parent-offspring conflict.

Geographic variation in multiple paternity within natural populations of the guppy (Poecilia reticulata)

Convergent evolution of neuroendocrine control of phenotypic plasticity in pupal colour in butterflies

Contextual modulation of visuomotor associations in bumble-bees (Bombus terrestris)

Response kinetics and pharmacological properties of heteromeric receptors formed by coassembly of GABA rho- and gamma 2-subunits.

The perception of visual images encoded in musical form: a study in cross-modality information transfer.

The effects of skill on the eye-hand span during musical sight-reading.

Induced motion at texture-defined motion boundaries.