This Invisible Structure Was Hiding Half the Universe’s Known Matter Half of the universe’s baryonic matter has been missing, but astronomers just found it. Where exactly was it and what took us so long? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts What are Those Things on Airplanes’ Wings? How to Anchor Mega Ships Did You Know They Are Storing DNA in Space? World’s Ocean Currents Is Time Travel Possible? Why Do Kids Learn Faster Than Adults?