There are a lot of creatures who feed on starfish! Unfortunately, some are extremely unpleasant; for instance, the harlequin shrimp is an aquatic crustacean which feeds on various sea life, including starfish! This animal captures its prey by expanding its stomach around it and then swallowing it whole. They may drop an arm when feeling…
Cheetahs (Acinonyx jubatus) are among the most enthralling big cats of Africa. These elegant predators feature yellow or tan short coarse fur with solid black spots, small heads with high-set eyes, teardrop-shaped facial streaks and tear-like patches along their cheeks. Hunters in open savannah or grassland habitat hunt by day, using their incredible speed to…
What is Bluesky? Bluesky may resemble Twitter at first glance, with users being able to post up to 300-character messages and toggle between an algorithmic feed and chronological feed. But Bluesky stands apart by being decentralized compared to Mastodon which requires joining servers, giving a similar experience like Reddit but allows users to create their…
Many starfish species sold as pet fish are omnivorous scavengers; however, some species can also act as predators of coral polyps and fish! Starfish probe their prey with their arms before enveloping it in their bodies. Once inside, their stomachs protrude through their mouths to release acid that dissolves the inedible shells and operculum before…
Spacecraft are vehicles designed to travel in outer space. They may be manned or unmanned vehicles and can transport payloads, cargo, or crewmembers safely to their destinations. Spacecraft include Earth-orbiting satellites, space probes and rovers as well as modules comprising the International Space Station. Starships designed specifically for interstellar travel may also qualify as spacecraft….
Sea turtles must dive to considerable depths in search of food, yet their bodies are designed so as not to trap harmful gases during descent. Diets of turtle species vary significantly. Hawksbills live in coral reef environments and are carnivorous eaters of sponges; green turtle hatchlings consume both sea grasses and algae for sustenance. Leatherbacks…
Mercury is the fastest planet in our solar system, orbiting the sun every 88 days and being the innermost and smallest planet. It was named for Roman messenger god Mercury. Babylonians called this planet Nabu; Greeks recognized it as Apollo when seen in the morning sky and Hermes when seen at sunset; later alchemists associated…
Astronauts traveled on multiple spacecrafts to reach the space station. Engineers carefully evaluated every component in each craft. Space can be defined as any place, or space can also be used more generally to refer to any object that lies beyond Earth and its atmosphere; stars for instance exist within this definition of the term….
On January 28th 1986, NASA’s space shuttle Challenger disintegrated within 73 seconds after launch and killed all seven of its crew members – Christa McAuliffe was among them and Francis “Dick” Scobee, Michael Smith, Ronald McNair, Ellison Onizuka and Judith Resnik were also aboard this vessel. Tragic events unfolded due to the breakdown of rubber…
