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Environment: Lithium-ion Battery Recycling
Lithium-ion batteries power many aspects of life including smartphones and electric vehicles. With rapid market growth comes the question...

Sylvia Rose
Apr 54 min read
18 views


Carbon-14 Diamond Battery: Nuclear Power
The world's first carbon-14 diamond battery comes from the UK. Purported to last for thousands of years, it presents a hope for...

Sylvia Rose
Apr 55 min read
11 views


Gravity: Celestial Bodies & Space Travel
Gravity is the invisible force defining the paths of celestial bodies and spacecraft. It affects the way planets orbit and space...

Sylvia Rose
Apr 26 min read
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Nerve Agents (Nerve Gas) as Weapons
Nerve agents are among the most dangerous substances known. With capacity for mass suffering and death, they disrupt how nerves send...

Sylvia Rose
Mar 253 min read
8 views


MPD: Ionized Gas & Plasma Thrust
Magnetoplasmadynamic (MPD) thrusters use ionized propellants like xenon, argon, and krypton to generate thrust through plasma...

Sylvia Rose
Mar 214 min read
3 views


MLI: Gold & Silver Foil on Spacecraft
Multi-layer insulation (MLI) creates the shiny crinkled gold and silver foil look on spacecraft and space equipment. MLI helps protect...

Sylvia Rose
Mar 132 min read
14 views


Carbon Dioxide (CO2): the Good & the Bad
Carbon dioxide (CO2) is a colorless, odorless gas essential for life on Earth. CO2 is both a natural component of the atmosphere and a...

Sylvia Rose
Mar 84 min read
32 views


Mars Curiosity Rover: Success & Longevity
Mars Curiosity Rover is one of NASA's most ambitious projects, hailed as an optimal feat of science and engineering. Far overreaching its...

Sylvia Rose
Mar 84 min read
20 views


Super Alloys in Space Exploration
Super alloys have unique combinations of strength, corrosion resistance and high-temperature stability. Made primarily with nickel,...

Sylvia Rose
Mar 53 min read
18 views


Solar Energy & Nuclear Power in Space
Solar energy and nuclear power are the two major forms of energy in space. Solar panels are familiar on satellites and spacecraft....

Sylvia Rose
Mar 54 min read
32 views


De-Orbiting Satellites: Problems & Processes
De-orbiting is the controlled descent and re-entry of satellites into Earth’s atmosphere. Methods include propulsion systems and solar...

Sylvia Rose
Mar 56 min read
16 views


Space Debris: Coping with Dangerous Junk
Space debris is human made. It includes discarded rocket stages, defunct satellites and tiny fragments created by collisions and...

Sylvia Rose
Mar 55 min read
36 views


How Spacecraft Produce Water for Astronauts
Astronauts on long-duration missions rely on water (H2O) for drinking, hygiene, food preparation, and oxygen generation by electrolysis....

Sylvia Rose
Mar 42 min read
30 views


How Astronauts Breathe in Space
Oxygen makes up 21% of the atmosphere. In the vacuum of space there is no atmosphere. Oxygen is created by electrolysis of water, solid...

Sylvia Rose
Mar 33 min read
17 views


Lithium Ion Batteries on Earth & in Space
Lithium-ion (Li-ion) batteries power phones, laptops, electric vehicles, satellites and spacecraft. Rechargeable energy storage devices,...

Sylvia Rose
Mar 33 min read
17 views


Solar Panels & Batteries in Space
Particularly solar panels and batteries help provide reliable power for spacecraft and satellites. Without terrestrial resources, space...

Sylvia Rose
Mar 24 min read
18 views


Lithium (Li): Science, Health & Uses
Lithium (Li) is a soft, silvery-white metal. Famous for rechargeable batteries, lithium is important to sectors like health and...

Sylvia Rose
Mar 14 min read
21 views


Metalloproteins: Biochemistry of Nature & Health
Metalloproteins are biomolecules containing metal ions. From transporting oxygen and cell signals to catalyzing chemical reactions,...

Sylvia Rose
Feb 283 min read
14 views


Drone Warfare: Unmanned Combat Vehicles
Drone warfare uses advanced robotics technology to inflict destruction in various ways. It represents a paradigm shift in military...

Sylvia Rose
Feb 274 min read
33 views


Building Robots: Elastomers, Metals & Plastics
Building robots is a mix of engineering, technology, and creativity. Metals and plastics are the standout choices for roboticists....

Sylvia Rose
Feb 273 min read
31 views
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