Are there any biological obstacles prohibiting lighter-than-air organisms?
15250
Why do some bad traits evolve, and good ones don't?
57755
Does a falling creature provoke Opportunity Attacks on the way down?
78312
Can I levitate an object without using an electromagnet?
6592
if a body is stopped by means other than friction, where does energy go?
142081
Can something without mass exert a force?
64732
Exploring ocean depths: is pressure an issue? Should it be?
152375
Can houseplants actually improve air quality?
22168
What keeps mass from turning into energy?
80509
Weighing a flying bird
135273
Is there an in universe explanation why a replicator cannot create living organisms?
90654
Can flow of force be disturbed with technology?
113961
Does one wing of fly contain harmful microbes and the other contain only antibodies?
120596
Do atmospheric physics prevent hot air balloons from ascending over 60,000ft?
81076
Can flying creatures choose to hover, even if they don't have hover in their flying speed?
20458
When a creature is prone, can it make opportunity attacks?
61857
Flames with no gravity?
7386
When does a flying creature start and end falling?