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A letter signed by 18 researchers argues that hypotheses about zoonotic spillover or accidental lab release both “remain viable” in the absence of additional evidence.

Researchers show that both mice and pigs are capable of oxygenating their blood via the colon—a capacity that, if shared by humans, could be leveraged in the clinic to minimize the need for mechanical ventilation.

Single-cell RNA sequencing helps to catalog the dozens of cell types present in a stony coral, including its elusive immune cells.

The Climate Change Indicators site was not updated during Donald Trump’s presidency.

While regeneration has long been the domain of colonial tunicates, a solitary species of sea squirt was able to regenerate into multiple, fully functional individuals within a month of being cut up.

Tumor cells missing a critical protein enter neighboring cells to sap their nutrients, then exit those hosts as intact cells, possibly primed to metastasize. Other scholars say it’s too early to know this for sure.

By avoiding the production of antibodies, something vaccines ordinarily induce, the immunization sidesteps the problem of antibody-dependent enhancement, which can amplify infection by a similar virus and is known to occur with dengue and Zika.

For the first time, scientists tracked large shark movements during hurricanes and found that tiger sharks may find the turmoil opportunistic for feeding.

Four dozen children with severe combined immunodeficiency (SCID) who received a corrective gene carried by a virus have working immune systems two to three years later, according to three independent clinical trials.

A single gene called BMP11 regulates not only the size and proportions of a water strider’s massively long third legs, but also how it uses the limbs in fights.

Doctors are reporting an uptick in cases of a highly lethal condition called mucormycosis that might be linked to steroid treatments for SARS-CoV-2.

The 46-person panel will identify instances when politics got in the way of science since 2009.