Have you ever wondered what it looks like when a water molecule forms? Well, now you can finally see it in action, as scientists captured a molecular-scale video of that very famous meeting when ...

Chemists have achieved a new feat in the realm of chemical design and synthesis: They've helped create the first example of a synthetic molecule, with an asymmetric oxygen atom as its centerpiece, ...

ESA’s Rosetta spacecraft has made the first in situ detection of oxygen molecules outgassing from a comet, a surprising observation that suggests they were incorporated into the comet during its ...