The Earth resembles a sphere, though not perfectly round. It bulges at its equator while flattening at the poles, creating variations in gravitational pull that give us the impression it appears round to us. The Earth’s magnetic field is created by its core, where liquid iron and nickel exist in liquid form that undergo convection…
With Grissom, White and Chaffee secured inside, technicians scrambled to open their capsule’s hatch using a ratchet-like device that released latches one after another. Engineers were aware of the fact that the spacecraft’s pure oxygen atmosphere was potentially flammable; however, they contended it would only ignite at 5 pounds per square inch instead of the…
Space Exploration Technologies (SpaceX) has pioneered fully reusable launch, propellant delivery, rendezvous and planetary landing systems designed to lower spaceflight costs while expanding human exploration beyond low Earth orbit. Their flagship products are the Falcon rocket family and Dragon spacecraft. Dragons have delivered cargo and supplies to the International Space Station and performed NASA astronaut…
South Africa is an attractive travel destination with its sunny beaches, wildlife safaris, Cape winelands and diverse landscapes, which range from wetlands, deserts, bushveld, grasslands and mountains to mountains. Additionally, its national animal is the Springbok antelope which serves as a symbol for its rugby team. 1. The Bloukrans Bridge is the highest commercial bungee…
34 years ago, a Saturn V rocket launched from Cape Kennedy with Armstrong, Aldrin, and Collins aboard. Millions of viewers across the world watched live as Armstrong, Aldrin, and Collins successfully reached and landed on the moon. President Kennedy had spent weeks carefully considering America’s space options after Soviet cosmonaut Yuri Gagarin made headlines by…
The Moon is currently passing through Earth’s shadow, known as its umbra. While direct sunlight may be blocked out by this phenomenon, our atmosphere scatters red light that produces an amber-hued hue on its surface that gives off a coppery-red tinge to give a coppery-red radiance for our nearest neighboring body of water. This will…
Psychologists are mental health professionals with postgraduate qualifications in psychology who work with clients from diverse genders, sexual orientations, age groups and neurotypes. Psychologists focus on understanding their clients’ issues at their roots before helping them make positive changes that enhance wellbeing. Psychologists do not prescribe medication, but can work alongside your GP to develop…
Since 1957 when the first artificial satellite was launched, thousands of spacecraft have orbited Earth. While some are placed into polar orbits for communications or weather purposes, others such as communications satellites orbit in geostationary orbits for longer-term performance. Like throwing a ball into the air creates an unpredictable path towards its landing point, spacecraft…
Many fascinating facts about Australia may escape your notice, from how the Sydney Opera House was designed to look like an orange to how baby kangaroos are only 2 centimetres in size at birth; and Vegemite being created from leftover yeast from beer production! 1. Kangaroos Kangaroos are one of Australia’s most iconic mammals and…
