Females are more immunoreactive than males and, although sex hormones have an important role in immune functions, the X chromosome is fundamental in shaping sex-specific immune responses. X-linked ...

Russian attacks and Ukrainian civilian deaths rose as President Trump’s peace talks dragged on during his first year back in the White House. By Kim Barker and Oleksandra Mykolyshyn The authorities ...

Wax is made of carbon and hydrogen atoms bonded together in long chains. The chains are tangled, intertwined, and packed together to make the wax. Water molecules are packed more closely together than ...

Burmese pythons are an invasive species in South Florida, originally from Southeast Asia and introduced through the pet trade. The non-venomous constrictors disrupt the ecosystem by preying on native ...

Correspondence to Dr Margo Mountjoy, Department of Family Medicine, Michael G. DeGroote School of Medicine, McMaster University, Hamilton, ON N2G 1C5, Canada; mmsportdoc{at}mcmaster.ca In 2014, the ...