Science Ticker
A roundup of research and breaking news
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We summarize the week's scientific breakthroughs every Thursday.
- 			 Animals AnimalsIn a colony, king penguins behave like molecules in a 2-D liquidPositions of king penguins in a breeding colony resemble molecules in a 2-D liquid. By Dan Garisto
- 			 Health & Medicine Health & MedicineA new coronavirus is killing pigs in ChinaGenetic evidence identifies a previously unknown coronavirus that’s causing problems in pigs. 
- 			 Astronomy AstronomyA Chinese space station will fall to Earth this weekendThe Chinese space agency’s first space station is coming back to Earth this weekend. It probably won’t cause damage, but it will cause fireworks. 
- 			 Science & Society Science & SocietyNew spending bill mostly boosts money for science researchHere’s a quick look at how science agencies fared in the newly passed spending package. 
- 			 Genetics GeneticsAtacama mummy’s deformities were unduly sensationalizedA malformed human mummy known as Ata has been sensationalized as alien. A DNA analysis helps overturn that misconception. By Dan Garisto
- 			 Tech TechFirst pedestrian death from a self-driving car fuels safety debateA self-driving Uber kills woman in Arizona in the first fatal pedestrian strike by an autonomous car. By Dan Garisto
- 			 Earth EarthCritter-finding mission to Antarctica’s Larsen C iceberg scrappedThick sea ice ended a rapid-response mission to study seafloor that lay beneath Larsen C iceberg. 
- 			 Animals AnimalsPenguin supercolony discovered in AntarcticaScientists have found a penguin supercolony living on tiny, remote Antarctic islands. By Katy Daigle
- 			 Astronomy AstronomyWatch an experimental space shield shred a speeding bulletEngineers tested how well a prototype shield for spacecraft would stand up to space debris by shooting it with a solid aluminum pellet. 
- 			 Life LifeShipping noise can disturb porpoises and disrupt their mealtimeNoise from ships may disturb harbor porpoises enough to keep them from getting the food they need. By Dan Garisto
- 			 Animals AnimalsEven after bedbugs are eradicated, their waste lingersBedbug waste contains high levels of the allergy-triggering chemical histamine, which stays behind even after the insects are eradicated. 
- 			 Astronomy AstronomySpaceX just launched its biggest rocket for the first timeSpaceX just launched the Falcon Heavy — the most powerful rocket since the Saturn V — for the first time.