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I'm Emily Conover, physics writer for Science News. Scientists have redefined the kilogram, basing it on fundamental constants of nature. Why? How? What's that mean? AMA!

7537 upvotes • r/IAmA

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I’m Tina Hesman Saey, senior writer covering molecular biology for Science News. I tried 8 different genetic tests to share with you what to expect: AMA!

5388 upvotes • r/IAmA

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I'm Lisa Grossman, astronomy writer for Science News. NASA's about to launch the Parker Solar Probe, the first ever mission to 'touch' the sun, and I'm all over it. AMA!

3994 upvotes • r/IAmA

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Ocean heat in the Coral Sea is at its highest in four centuries, putting Australia’s Great Barrier Reef in danger. The stark, back-to-back bleachings that corals have faced in the last decade can ultimately kill a reef.

1155 upvotes • r/science

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I am Lisa Grossman, space writer for Science News. NASA's Opportunity rover's Mars mission (which I briefly worked on) is officially done. AMA!

113 upvotes • r/IAmA

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Pheromones produced in the fingers of male poison frogs may aid mating

76 upvotes • r/science

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Ocean heat in the Coral Sea is at its highest in four centuries, putting Australia’s Great Barrier Reef in danger. The stark, back-to-back bleachings that corals have faced in the last decade can ultimately kill a reef.

59 upvotes • r/EverythingScience

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Ocean heat in the Coral Sea is at its highest in four centuries, putting Australia’s Great Barrier Reef in danger. The stark, back-to-back bleachings that corals have faced in the last decade can ultimately kill a reef.

25 upvotes • r/environment

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I’m Carolyn Gramling, earth and climate writer for Science News. Researchers have found a giant crater in northwest Greenland buried beneath a kilometer of ice. What do you want to know about it? AMA!

23 upvotes • r/IAmA

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Desertas petrel, a small seabird, intentionally flies long distances toward tropical cyclones in a risky gambit for food

19 upvotes • r/science

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Title	Upvotes	Subreddit	Mark as read	Favorited	Rating	Add to a list
I'm Emily Conover, physics writer for Science News. Scientists have redefined the kilogram, basing it on fundamental constants of nature. Why? How? What's that mean? AMA!	7537	IAmA
I’m Tina Hesman Saey, senior writer covering molecular biology for Science News. I tried 8 different genetic tests to share with you what to expect: AMA!	5388	IAmA
I'm Lisa Grossman, astronomy writer for Science News. NASA's about to launch the Parker Solar Probe, the first ever mission to 'touch' the sun, and I'm all over it. AMA!	3994	IAmA
Ocean heat in the Coral Sea is at its highest in four centuries, putting Australia’s Great Barrier Reef in danger. The stark, back-to-back bleachings that corals have faced in the last decade can ultimately kill a reef.	1155	science
I am Lisa Grossman, space writer for Science News. NASA's Opportunity rover's Mars mission (which I briefly worked on) is officially done. AMA!	113	IAmA
Pheromones produced in the fingers of male poison frogs may aid mating	76	science
Ocean heat in the Coral Sea is at its highest in four centuries, putting Australia’s Great Barrier Reef in danger. The stark, back-to-back bleachings that corals have faced in the last decade can ultimately kill a reef.	59	EverythingScience
Ocean heat in the Coral Sea is at its highest in four centuries, putting Australia’s Great Barrier Reef in danger. The stark, back-to-back bleachings that corals have faced in the last decade can ultimately kill a reef.	25	environment
I’m Carolyn Gramling, earth and climate writer for Science News. Researchers have found a giant crater in northwest Greenland buried beneath a kilometer of ice. What do you want to know about it? AMA!	23	IAmA
Desertas petrel, a small seabird, intentionally flies long distances toward tropical cyclones in a risky gambit for food	19	science