Not peer-reviewed: This work has not been scrutinised by independent experts, or the story does not contain research data to review (for example an opinion piece). If you are reporting on research ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Observational study: A study in which the subject is observed to see if there is a relationship between two or ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. International researchers have figured out the makeup of a "phantom chemical" found in some drinking water, over ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. New Curtin University-led research has uncovered what may be the oldest direct evidence of ancient hot water ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Experimental study: At least one thing in the experiment was changed to see if it had an impact on the subjects ...

Not peer-reviewed: This work has not been scrutinised by independent experts, or the story does not contain research data to review (for example an opinion piece). If you are reporting on research ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. There are about 37.2 trillion cells in the human body, and a large group of international and Australian ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Thanks to us humans, many of Earth’s oldest, often largest, and most experienced animals are being wiped out from ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Systematic review: This type of study is a structured approach to reviewing all the evidence to answer a specific ...

Peer-reviewed: This work was reviewed and scrutinised by relevant independent experts. Meta-analysis: This type of study involves using statistics to combine the data from multiple previous studies to ...