When your electrical system is working normally, the two upper chambers of the heart (atria) contract and pump blood into the two lower chambers (ventricles) in a well-coordinated way. This results in ...

Though famous for their mid-air hovering during hunting, tiny hummingbirds have another trait that is literally telltale: males of some hummingbird species generate loud sounds with their tail ...

Flutter is a form of aeroelastic instability that manifests itself with oscillations (see Figure 1) which either grow, and eventually lead to a structural failure, or remain at some constant-amplitude ...

Toned abs are a nice perk, but core exercises do so much more for you. Whether or not you realize it, a strong core is essential for pretty much all your daily habits. "You need your core to be solid ...

Japanese tits have previously been observed combining different calls into phrases to convey meanings. The birds may also use their wings to signal to their partner that they should enter the nest ...

Flutter kicks deserve some long-overdue credit. The exercise isn't just for ab-sculpting, despite its reputation. Yes, your abs are working hard, but so much more is going on that doesn't get talked ...

Building apps for both Android and iOS can be a pretty time-intensive task, so it's no wonder that many developers often build for one platform first, followed by the other. There are workarounds to ...

Many adults with obstructive hypertrophic cardiomyopathy (oHCM) taking mavacamten experienced new atrial fibrillation or flutter, new-onset heart failure, and frequent acute care use within months of ...