Measurements of physiological and geometrical parameters of the sieve tube system in Ipomoea nil provide strong support for pressure driven mass flow.

Publication bias, in which positive results are preferentially reported by authors and published by journals, can restrict the visibility of evidence against false claims and allow such claims to be canonized inappropriately as facts.

A survey of researchers at the Montreal Neurological Institute and Hospital provides insights into the challenges and opportunities involved in adopting an open science policy across an entire patient-oriented academic institution.

Why is the alligator heart so similar to the hearts of birds and mammals?

Staff from the Mayo Clinic in the US and the Karolinska Institute in Sweden describe a joint transatlantic course intended to broaden the horizons of the next generation of researchers in the field of regenerative medicine.

Molecular genetic experiments are revealing how the fly brain generates behavioral responses to visual stimuli.

The use of Research Resource Identifiers (RRIDs) improves the proper use of cell lines in the biomedical literature.

Each stage of the scientific life cycle stands to benefit from the introduction of data science techniques.

Scientists should be aware of the non-empirical assumptions that influence all kinds of research.