Jellyfish is meager sustenance—by one estimate, it has less than 2 percent of the calories a true fish has ... scale that matters for a creature this ancient—humans may turn out to be just ...

But the toxic ingredient taken by the Phoenix couple was a chemical commonly used to clean fish tanks. Shortly after ingestion, the couple fell ill, said Arizona-based hospital system Banner Health.

Here are some really cool ideas: Thoroughly clean your Lego creations before using them and every time you clean out the tank ...

Like many long-lived species, Lake Sturgeon are slow to mature, with females incapable of reproducing until they’re at least ...

Among living fossil fish, the coelacanth is the most famous, but there are many others. Perhaps even more than other kinds of living fossils, these ancient fish, whose kind have swum the seas for ...

Philadelphia Judge Declines Request to Block Elon Musk’s $1 Million Voter Giveaway before Election D.C. Businesses Prepare for Election-Night Chaos RNC Sues Milwaukee Election Board for Placing ...

While you can get away from the office, you can’t avoid the chores of outdoor living like dealing with how to clean black water tank in RVs. Fortunately, it’s not hard. And you can make the job even ...

SKIP AHEAD Fish tanks | Water safety | Fish food | Tank cleaning | Meet our experts | Why trust NBC Select? Below, our experts share their product recommendations and guidance for setting up all ...

The Pennsylvania Fish and Boat Commission tentatively approved a change for those cleaning fish at Erie’s public fish ...

By cleaning your toilet tank just twice a year you can keep your bathroom smelling fresh, extend the life of the flushing ...

They have many characteristics in common with sharks, and yet in certain characteristics they more closely resemble other types of fish. In this activity, you will decide which type of fish ...

A newly-discovered species of ancient fish that swam Earth’s waters roughly 150 million years ago actually doesn’t look all that different from some that still exist today, but that doesn’t ...